20161851721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4391}}^1\times {\mathrm{10181}}^1$

素因数の和:14624

約数の個数: 16

約数和(自身を含む): 22538549376

約数和(自身を除く): 2376697655

約数列:

[1, 11, 41, 451, 4391, 10181, 48301, 111991, 180031, 417421, 1980341, 4591631, 44704771, 491752481, 1832895611, 20161851721]

約数ペア:

[(1, 20161851721), (11, 1832895611), (41, 491752481), (451, 44704771), (4391, 4591631), (10181, 1980341), (48301, 417421), (111991, 180031)]