20957490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{232861}}^1$

素因数の和:232874

約数の個数: 24

約数和(自身を含む): 54489708

約数和(自身を除く): 33532218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 232861, 465722, 698583, 1164305, 1397166, 2095749, 2328610, 3492915, 4191498, 6985830, 10478745, 20957490]

約数ペア:

[(1, 20957490), (2, 10478745), (3, 6985830), (5, 4191498), (6, 3492915), (9, 2328610), (10, 2095749), (15, 1397166), (18, 1164305), (30, 698583), (45, 465722), (90, 232861)]