89561428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{10657}}^1$

素因数の和:10863

約数の個数: 24

約数和(自身を含む): 171892224

約数和(自身を除く): 82330796

約数列:

[1, 2, 4, 11, 22, 44, 191, 382, 764, 2101, 4202, 8404, 10657, 21314, 42628, 117227, 234454, 468908, 2035487, 4070974, 8141948, 22390357, 44780714, 89561428]

約数ペア:

[(1, 89561428), (2, 44780714), (4, 22390357), (11, 8141948), (22, 4070974), (44, 2035487), (191, 468908), (382, 234454), (764, 117227), (2101, 42628), (4202, 21314), (8404, 10657)]