Q: What is the sum of all factors of the number 639,673 excluding 639,673?
A: 41,447
The factors of the number 639,673 are: 1, 19, 131, 257, 2489, 4883, 33667, 639673.
If you add them up, you will get the total of 639,714. Now subtract 639,673 to get 41,447