28408336

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161411}}^1$

素因数の和:161430

約数の個数: 20

約数和(自身を含む): 60045264

約数和(自身を除く): 31636928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161411, 322822, 645644, 1291288, 1775521, 2582576, 3551042, 7102084, 14204168, 28408336]

約数ペア:

[(1, 28408336), (2, 14204168), (4, 7102084), (8, 3551042), (11, 2582576), (16, 1775521), (22, 1291288), (44, 645644), (88, 322822), (176, 161411)]