20851518

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{32479}}^1$

素因数の和:32591

約数の個数: 16

約数和(自身を含む): 42094080

約数和(自身を除く): 21242562

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 32479, 64958, 97437, 194874, 3475253, 6950506, 10425759, 20851518]

約数ペア:

[(1, 20851518), (2, 10425759), (3, 6950506), (6, 3475253), (107, 194874), (214, 97437), (321, 64958), (642, 32479)]