20950644

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 59552640

約数和(自身を除く): 38601996

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 174, 286, 319, 348, 377, 421, 429, 572, 638, 754, 842, 858, 957, 1131, 1263, 1276, 1508, 1684, 1716, 1914, 2262, 2526, 3828, 4147, 4524, 4631, 5052, 5473, 8294, 9262, 10946, 12209, 12441, 13893, 16419, 16588, 18524, 21892, 24418, 24882, 27786, 32838, 36627, 48836, 49764, 55572, 60203, 65676, 73254, 120406, 134299, 146508, 158717, 180609, 240812, 268598, 317434, 361218, 402897, 476151, 537196, 634868, 722436, 805794, 952302, 1611588, 1745887, 1904604, 3491774, 5237661, 6983548, 10475322, 20950644]

約数ペア:

[(1, 20950644), (2, 10475322), (3, 6983548), (4, 5237661), (6, 3491774), (11, 1904604), (12, 1745887), (13, 1611588), (22, 952302), (26, 805794), (29, 722436), (33, 634868), (39, 537196), (44, 476151), (52, 402897), (58, 361218), (66, 317434), (78, 268598), (87, 240812), (116, 180609), (132, 158717), (143, 146508), (156, 134299), (174, 120406), (286, 73254), (319, 65676), (348, 60203), (377, 55572), (421, 49764), (429, 48836), (572, 36627), (638, 32838), (754, 27786), (842, 24882), (858, 24418), (957, 21892), (1131, 18524), (1263, 16588), (1276, 16419), (1508, 13893), (1684, 12441), (1716, 12209), (1914, 10946), (2262, 9262), (2526, 8294), (3828, 5473), (4147, 5052), (4524, 4631)]