20982148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28051}}^1$

素因数の和:28083

約数の個数: 24

約数和(自身を含む): 42414624

約数和(自身を除く): 21432476

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 28051, 56102, 112204, 308561, 476867, 617122, 953734, 1234244, 1907468, 5245537, 10491074, 20982148]

約数ペア:

[(1, 20982148), (2, 10491074), (4, 5245537), (11, 1907468), (17, 1234244), (22, 953734), (34, 617122), (44, 476867), (68, 308561), (187, 112204), (374, 56102), (748, 28051)]