20218683838

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{8369}}^1\times {\mathrm{9221}}^1$

素因数の和:17723

約数の個数: 16

約数和(自身を含む): 30566503440

約数和(自身を除く): 10347819602

約数列:

[1, 2, 131, 262, 8369, 9221, 16738, 18442, 1096339, 1207951, 2192678, 2415902, 77170549, 154341098, 10109341919, 20218683838]

約数ペア:

[(1, 20218683838), (2, 10109341919), (131, 154341098), (262, 77170549), (8369, 2415902), (9221, 2192678), (16738, 1207951), (18442, 1096339)]