19707182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 17617618

約数列:

[1, 2, 11, 17, 22, 23, 29, 34, 46, 58, 79, 158, 187, 253, 319, 374, 391, 493, 506, 638, 667, 782, 869, 986, 1334, 1343, 1738, 1817, 2291, 2686, 3634, 4301, 4582, 5423, 7337, 8602, 10846, 11339, 14674, 14773, 19987, 22678, 25201, 29546, 30889, 38947, 39974, 50402, 52693, 61778, 77894, 105386, 124729, 249458, 339779, 428417, 579623, 679558, 856834, 895781, 1159246, 1791562, 9853591, 19707182]

約数ペア:

[(1, 19707182), (2, 9853591), (11, 1791562), (17, 1159246), (22, 895781), (23, 856834), (29, 679558), (34, 579623), (46, 428417), (58, 339779), (79, 249458), (158, 124729), (187, 105386), (253, 77894), (319, 61778), (374, 52693), (391, 50402), (493, 39974), (506, 38947), (638, 30889), (667, 29546), (782, 25201), (869, 22678), (986, 19987), (1334, 14773), (1343, 14674), (1738, 11339), (1817, 10846), (2291, 8602), (2686, 7337), (3634, 5423), (4301, 4582)]