Q: What is the sum of all factors of the number 40,638 excluding 40,638?
A: 47,058
The factors of the number 40,638 are: 1, 2, 3, 6, 13, 26, 39, 78, 521, 1042, 1563, 3126, 6773, 13546, 20319, 40638.
If you add them up, you will get the total of 40,685. Now subtract 40,638 to get 47,058