81039376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{460451}}^1$

素因数の和:460470

約数の個数: 20

約数和(自身を含む): 171288144

約数和(自身を除く): 90248768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 460451, 920902, 1841804, 3683608, 5064961, 7367216, 10129922, 20259844, 40519688, 81039376]

約数ペア:

[(1, 81039376), (2, 40519688), (4, 20259844), (8, 10129922), (11, 7367216), (16, 5064961), (22, 3683608), (44, 1841804), (88, 920902), (176, 460451)]