20162388978

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{2821493}}^1$

素因数の和:2821898

約数の個数: 24

約数和(自身を含む): 43795229868

約数和(自身を除く): 23632840890

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 2821493, 5642986, 8464479, 16928958, 25393437, 50786874, 1120132721, 2240265442, 3360398163, 6720796326, 10081194489, 20162388978]

約数ペア:

[(1, 20162388978), (2, 10081194489), (3, 6720796326), (6, 3360398163), (9, 2240265442), (18, 1120132721), (397, 50786874), (794, 25393437), (1191, 16928958), (2382, 8464479), (3573, 5642986), (7146, 2821493)]