20931446

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{2161}}^1$

素因数の和:2359

約数の個数: 16

約数和(自身を含む): 32689440

約数和(自身を除く): 11757994

約数列:

[1, 2, 29, 58, 167, 334, 2161, 4322, 4843, 9686, 62669, 125338, 360887, 721774, 10465723, 20931446]

約数ペア:

[(1, 20931446), (2, 10465723), (29, 721774), (58, 360887), (167, 125338), (334, 62669), (2161, 9686), (4322, 4843)]