20064723

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 12283437

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 701, 987, 1363, 2103, 4089, 4907, 9541, 14721, 20329, 28623, 32947, 60987, 98841, 142303, 230629, 426909, 691887, 955463, 2866389, 6688241, 20064723]

約数ペア:

[(1, 20064723), (3, 6688241), (7, 2866389), (21, 955463), (29, 691887), (47, 426909), (87, 230629), (141, 142303), (203, 98841), (329, 60987), (609, 32947), (701, 28623), (987, 20329), (1363, 14721), (2103, 9541), (4089, 4907)]