81184304

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{9739}}^1$

素因数の和:10268

約数の個数: 20

約数和(自身を含む): 157612680

約数和(自身を除く): 76428376

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 9739, 19478, 38956, 77912, 155824, 5074019, 10148038, 20296076, 40592152, 81184304]

約数ペア:

[(1, 81184304), (2, 40592152), (4, 20296076), (8, 10148038), (16, 5074019), (521, 155824), (1042, 77912), (2084, 38956), (4168, 19478), (8336, 9739)]