Q: What is the sum of all factors of the number 1,991,237 excluding 1,991,237?
A: 13,339
The factors of the number 1,991,237 are: 1, 151, 13187, 1991237.
If you add them up, you will get the total of 1,991,250. Now subtract 1,991,237 to get 13,339