191507668

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{395677}}^1$

素因数の和:395703

約数の個数: 18

約数和(自身を含む): 368376218

約数和(自身を除く): 176868550

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 395677, 791354, 1582708, 4352447, 8704894, 17409788, 47876917, 95753834, 191507668]

約数ペア:

[(1, 191507668), (2, 95753834), (4, 47876917), (11, 17409788), (22, 8704894), (44, 4352447), (121, 1582708), (242, 791354), (484, 395677)]