20917366839

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1828601}}^1$

素因数の和:1828679

約数の個数: 24

約数和(自身を含む): 31949334144

約数和(自身を除く): 11031967305

約数列:

[1, 3, 9, 31, 41, 93, 123, 279, 369, 1271, 3813, 11439, 1828601, 5485803, 16457409, 56686631, 74972641, 170059893, 224917923, 510179679, 674753769, 2324151871, 6972455613, 20917366839]

約数ペア:

[(1, 20917366839), (3, 6972455613), (9, 2324151871), (31, 674753769), (41, 510179679), (93, 224917923), (123, 170059893), (279, 74972641), (369, 56686631), (1271, 16457409), (3813, 5485803), (11439, 1828601)]