20739698

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2282

約数の個数: 32

約数和(自身を含む): 38396160

約数和(自身を除く): 17656462

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 161, 203, 322, 406, 667, 1334, 2221, 4442, 4669, 9338, 15547, 31094, 51083, 64409, 102166, 128818, 357581, 450863, 715162, 901726, 1481407, 2962814, 10369849, 20739698]

約数ペア:

[(1, 20739698), (2, 10369849), (7, 2962814), (14, 1481407), (23, 901726), (29, 715162), (46, 450863), (58, 357581), (161, 128818), (203, 102166), (322, 64409), (406, 51083), (667, 31094), (1334, 15547), (2221, 9338), (4442, 4669)]