Find Perfect Number in c

/*
    Prepared By:
                  Ashutosh Singh
*/


#include<stdio.h>
#include<stdio.h>
void main()
{
  int n,i=1,sum=0;


  printf("Enter a number: ");
  scanf("%d",&n);


  while(i<n){
      if(n%i==0)
           sum=sum+i;
          i++;
  }
  if(sum==n)
      printf("%d is a perfect number",i);
  else
      printf("%d is not a perfect number",i);


 getch(); 
}