20111372

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 35851200

約数和(自身を除く): 15739828

約数列:

[1, 2, 4, 109, 193, 218, 239, 386, 436, 478, 772, 956, 21037, 26051, 42074, 46127, 52102, 84148, 92254, 104204, 184508, 5027843, 10055686, 20111372]

約数ペア:

[(1, 20111372), (2, 10055686), (4, 5027843), (109, 184508), (193, 104204), (218, 92254), (239, 84148), (386, 52102), (436, 46127), (478, 42074), (772, 26051), (956, 21037)]