Q: What is the sum of all factors of the number 20,538 excluding 20,538?

 A: 30,630

Why is 30,630 the sum of all factors of 20,538, excluding 20,538?

The factors of the number 20,538 are: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1467, 2282, 2934, 3423, 6846, 10269, 20538.

If you add them up, you will get the total of 20,568. Now subtract 20,538 to get 30,630


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