17791420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38677}}^1$

素因数の和:38709

約数の個数: 24

約数和(自身を含む): 38987424

約数和(自身を除く): 21196004

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 38677, 77354, 154708, 193385, 386770, 773540, 889571, 1779142, 3558284, 4447855, 8895710, 17791420]

約数ペア:

[(1, 17791420), (2, 8895710), (4, 4447855), (5, 3558284), (10, 1779142), (20, 889571), (23, 773540), (46, 386770), (92, 193385), (115, 154708), (230, 77354), (460, 38677)]