2009018864

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{1111183}}^1$

素因数の和:1111304

約数の個数: 20

約数和(自身を含む): 3926924256

約数和(自身を除く): 1917905392

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 1111183, 2222366, 4444732, 8889464, 17778928, 125563679, 251127358, 502254716, 1004509432, 2009018864]

約数ペア:

[(1, 2009018864), (2, 1004509432), (4, 502254716), (8, 251127358), (16, 125563679), (113, 17778928), (226, 8889464), (452, 4444732), (904, 2222366), (1808, 1111183)]