19922864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95783}}^1$

素因数の和:95804

約数の個数: 20

約数和(自身を含む): 41570256

約数和(自身を除く): 21647392

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95783, 191566, 383132, 766264, 1245179, 1532528, 2490358, 4980716, 9961432, 19922864]

約数ペア:

[(1, 19922864), (2, 9961432), (4, 4980716), (8, 2490358), (13, 1532528), (16, 1245179), (26, 766264), (52, 383132), (104, 191566), (208, 95783)]