81630076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1855229}}^1$

素因数の和:1855244

約数の個数: 12

約数和(自身を含む): 155839320

約数和(自身を除く): 74209244

約数列:

[1, 2, 4, 11, 22, 44, 1855229, 3710458, 7420916, 20407519, 40815038, 81630076]

約数ペア:

[(1, 81630076), (2, 40815038), (4, 20407519), (11, 7420916), (22, 3710458), (44, 1855229)]