20195849854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1299437}}^1$

素因数の和:1299867

約数の個数: 16

約数和(自身を含む): 31966174800

約数和(自身を除く): 11770324946

約数列:

[1, 2, 19, 38, 409, 818, 7771, 15542, 1299437, 2598874, 24689303, 49378606, 531469733, 1062939466, 10097924927, 20195849854]

約数ペア:

[(1, 20195849854), (2, 10097924927), (19, 1062939466), (38, 531469733), (409, 49378606), (818, 24689303), (7771, 2598874), (15542, 1299437)]