2668018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 4285440

約数和(自身を除く): 1617422

約数列:

[1, 2, 19, 38, 61, 122, 1151, 1159, 2302, 2318, 21869, 43738, 70211, 140422, 1334009, 2668018]

約数ペア:

[(1, 2668018), (2, 1334009), (19, 140422), (38, 70211), (61, 43738), (122, 21869), (1151, 2318), (1159, 2302)]