638205124022

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{3943}}^1\times {\mathrm{1721891}}^1$

素因数の和:1725883

約数の個数: 16

約数和(自身を含む): 977924454912

約数和(自身を除く): 339719330890

約数列:

[1, 2, 47, 94, 3943, 7886, 185321, 370642, 1721891, 3443782, 80928877, 161857754, 6789416213, 13578832426, 319102562011, 638205124022]

約数ペア:

[(1, 638205124022), (2, 319102562011), (47, 13578832426), (94, 6789416213), (3943, 161857754), (7886, 80928877), (185321, 3443782), (370642, 1721891)]