1640807056

素因数分解:

$2^4\times 7^1\times {\mathrm{14650063}}^1$

素因数の和:14650078

約数の個数: 20

約数和(自身を含む): 3633215872

約数和(自身を除く): 1992408816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 14650063, 29300126, 58600252, 102550441, 117200504, 205100882, 234401008, 410201764, 820403528, 1640807056]

約数ペア:

[(1, 1640807056), (2, 820403528), (4, 410201764), (7, 234401008), (8, 205100882), (14, 117200504), (16, 102550441), (28, 58600252), (56, 29300126), (112, 14650063)]