220877968

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{91423}}^1$

素因数の和:91582

約数の個数: 20

約数和(自身を含む): 430789888

約数和(自身を除く): 209911920

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 91423, 182846, 365692, 731384, 1462768, 13804873, 27609746, 55219492, 110438984, 220877968]

約数ペア:

[(1, 220877968), (2, 110438984), (4, 55219492), (8, 27609746), (16, 13804873), (151, 1462768), (302, 731384), (604, 365692), (1208, 182846), (2416, 91423)]