19881804

素因数分解:

$2^2\times 3^1\times {\mathrm{1031}}^1\times {\mathrm{1607}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 46464768

約数和(自身を除く): 26582964

約数列:

[1, 2, 3, 4, 6, 12, 1031, 1607, 2062, 3093, 3214, 4124, 4821, 6186, 6428, 9642, 12372, 19284, 1656817, 3313634, 4970451, 6627268, 9940902, 19881804]

約数ペア:

[(1, 19881804), (2, 9940902), (3, 6627268), (4, 4970451), (6, 3313634), (12, 1656817), (1031, 19284), (1607, 12372), (2062, 9642), (3093, 6428), (3214, 6186), (4124, 4821)]