Q: What is the sum of all factors of the number 208,639 excluding 208,639?
A: 15,361
The factors of the number 208,639 are: 1, 19, 79, 139, 1501, 2641, 10981, 208639.
If you add them up, you will get the total of 208,654. Now subtract 208,639 to get 15,361