213418384

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{430279}}^1$

素因数の和:430318

約数の個数: 20

約数和(自身を含む): 426837760

約数和(自身を除く): 213419376

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 430279, 860558, 1721116, 3442232, 6884464, 13338649, 26677298, 53354596, 106709192, 213418384]

約数ペア:

[(1, 213418384), (2, 106709192), (4, 53354596), (8, 26677298), (16, 13338649), (31, 6884464), (62, 3442232), (124, 1721116), (248, 860558), (496, 430279)]