20889608

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{70573}}^1$

素因数の和:70616

約数の個数: 16

約数和(自身を含む): 40227180

約数和(自身を除く): 19337572

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 70573, 141146, 282292, 564584, 2611201, 5222402, 10444804, 20889608]

約数ペア:

[(1, 20889608), (2, 10444804), (4, 5222402), (8, 2611201), (37, 564584), (74, 282292), (148, 141146), (296, 70573)]