87687644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{2011}}^1$

素因数の和:3017

約数の個数: 24

約数和(自身を含む): 167655936

約数和(自身を除く): 79968292

約数列:

[1, 2, 4, 11, 22, 44, 991, 1982, 2011, 3964, 4022, 8044, 10901, 21802, 22121, 43604, 44242, 88484, 1992901, 3985802, 7971604, 21921911, 43843822, 87687644]

約数ペア:

[(1, 87687644), (2, 43843822), (4, 21921911), (11, 7971604), (22, 3985802), (44, 1992901), (991, 88484), (1982, 44242), (2011, 43604), (3964, 22121), (4022, 21802), (8044, 10901)]