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  1. #include <iostream>
  2. using namespace std;
  3. #include <bits/stdc++.h>
  4. #include<math.h>
  5. #include<vector>
  6. int main() {
  7. 	// your code goes here
  8. 	int n;
  9. 	cin>>n;
  10. 	int i;
  11. 	vector<int>ans;
  12. 	int count=0;
  13. 	for(i=1;i<=sqrt(n);i++)
  14. 	  {
  15. 	  	if(n%i==0)
  16. 	  	 {
  17. 	  	 	if(n/i==i)
  18. 	  	 	 {
  19. 	  	 	 	ans.push_back(i);
  20. 	  	 	 	count++;
  21. 	  	 	 }
  22. 	  	 	 else
  23. 	  	 	  {
  24. 	  	 	  	ans.push_back(i);
  25. 	  	 	  	ans.push_back(n/i);
  26. 	  	 	  	count+=2;
  27. 	  	 	  }
  28. 	  	 }
  29. 	  }
  30.  
  31. 	  cout<<count<<endl;
  32. 	 for (int i = ans.size() - 1; i >= 0; i--){
  33. 		printf("%d ", ans[i]);
  34. 	}
  35. 	return 0;
  36. }
Success #stdin #stdout 0.01s 5296KB
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https://ideone.com/cIpGCW
language:
C++ (gcc 8.3)
created:
2 hours ago
visibility:
public

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