20077618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22259}}^1$

素因数の和:22313

約数の個数: 16

約数和(自身を含む): 33657120

約数和(自身を除く): 13579502

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22259, 44518, 244849, 489698, 912619, 1825238, 10038809, 20077618]

約数ペア:

[(1, 20077618), (2, 10038809), (11, 1825238), (22, 912619), (41, 489698), (82, 244849), (451, 44518), (902, 22259)]