30907856

素因数分解:

$2^4\times 7^1\times {\mathrm{275963}}^1$

素因数の和:275978

約数の個数: 20

約数和(自身を含む): 68439072

約数和(自身を除く): 37531216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 275963, 551926, 1103852, 1931741, 2207704, 3863482, 4415408, 7726964, 15453928, 30907856]

約数ペア:

[(1, 30907856), (2, 15453928), (4, 7726964), (7, 4415408), (8, 3863482), (14, 2207704), (16, 1931741), (28, 1103852), (56, 551926), (112, 275963)]