208161616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1000777}}^1$

素因数の和:1000798

約数の個数: 20

約数和(自身を含む): 434337652

約数和(自身を除く): 226176036

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1000777, 2001554, 4003108, 8006216, 13010101, 16012432, 26020202, 52040404, 104080808, 208161616]

約数ペア:

[(1, 208161616), (2, 104080808), (4, 52040404), (8, 26020202), (13, 16012432), (16, 13010101), (26, 8006216), (52, 4003108), (104, 2001554), (208, 1000777)]