20707182

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{18859}}^1$

素因数の和:18928

約数の個数: 24

約数和(自身を含む): 45603480

約数和(自身を除く): 24896298

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 18859, 37718, 56577, 113154, 169731, 339462, 1150399, 2300798, 3451197, 6902394, 10353591, 20707182]

約数ペア:

[(1, 20707182), (2, 10353591), (3, 6902394), (6, 3451197), (9, 2300798), (18, 1150399), (61, 339462), (122, 169731), (183, 113154), (366, 56577), (549, 37718), (1098, 18859)]