19533712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2707}}^1$

素因数の和:2767

約数の個数: 40

約数和(自身を含む): 42309792

約数和(自身を除く): 22776080

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2707, 3608, 5414, 7216, 10828, 21656, 29777, 43312, 59554, 110987, 119108, 221974, 238216, 443948, 476432, 887896, 1220857, 1775792, 2441714, 4883428, 9766856, 19533712]

約数ペア:

[(1, 19533712), (2, 9766856), (4, 4883428), (8, 2441714), (11, 1775792), (16, 1220857), (22, 887896), (41, 476432), (44, 443948), (82, 238216), (88, 221974), (164, 119108), (176, 110987), (328, 59554), (451, 43312), (656, 29777), (902, 21656), (1804, 10828), (2707, 7216), (3608, 5414)]