20179933182

素因数分解:

$2^1\times 3^2\times {\mathrm{919}}^1\times {\mathrm{991}}^1\times {\mathrm{1231}}^1$

素因数の和:3149

約数の個数: 48

約数和(自身を含む): 43850526720

約数和(自身を除く): 23670593538

約数列:

[1, 2, 3, 6, 9, 18, 919, 991, 1231, 1838, 1982, 2462, 2757, 2973, 3693, 5514, 5946, 7386, 8271, 8919, 11079, 16542, 17838, 22158, 910729, 1131289, 1219921, 1821458, 2262578, 2439842, 2732187, 3393867, 3659763, 5464374, 6787734, 7319526, 8196561, 10181601, 10979289, 16393122, 20363202, 21958578, 1121107399, 2242214798, 3363322197, 6726644394, 10089966591, 20179933182]

約数ペア:

[(1, 20179933182), (2, 10089966591), (3, 6726644394), (6, 3363322197), (9, 2242214798), (18, 1121107399), (919, 21958578), (991, 20363202), (1231, 16393122), (1838, 10979289), (1982, 10181601), (2462, 8196561), (2757, 7319526), (2973, 6787734), (3693, 5464374), (5514, 3659763), (5946, 3393867), (7386, 2732187), (8271, 2439842), (8919, 2262578), (11079, 1821458), (16542, 1219921), (17838, 1131289), (22158, 910729)]