Q: What is the sum of all factors of the number 204,138 excluding 204,138?
A: 278,838
The factors of the number 204,138 are: 1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 1031, 2062, 3093, 6186, 9279, 11341, 18558, 22682, 34023, 68046, 102069, 204138.
If you add them up, you will get the total of 204,416. Now subtract 204,138 to get 278,838