31418576

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1721}}^1$

素因数の和:1899

約数の個数: 40

約数和(自身を含む): 70037184

約数和(自身を除く): 38618608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 1721, 2282, 2608, 3442, 4564, 6884, 9128, 12047, 13768, 18256, 24094, 27536, 48188, 96376, 192752, 280523, 561046, 1122092, 1963661, 2244184, 3927322, 4488368, 7854644, 15709288, 31418576]

約数ペア:

[(1, 31418576), (2, 15709288), (4, 7854644), (7, 4488368), (8, 3927322), (14, 2244184), (16, 1963661), (28, 1122092), (56, 561046), (112, 280523), (163, 192752), (326, 96376), (652, 48188), (1141, 27536), (1304, 24094), (1721, 18256), (2282, 13768), (2608, 12047), (3442, 9128), (4564, 6884)]