Q: What is the sum of all factors of the number 12,638 excluding 12,638?
A: 6,802
The factors of the number 12,638 are: 1, 2, 71, 89, 142, 178, 6319, 12638.
If you add them up, you will get the total of 12,644. Now subtract 12,638 to get 6,802