20003218937

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{628301}}^1$

素因数の和:628424

約数の個数: 16

約数和(自身を含む): 22518343680

約数和(自身を除く): 2515124743

約数列:

[1, 13, 31, 79, 403, 1027, 2449, 31837, 628301, 8167913, 19477331, 49635779, 253205303, 645265127, 1538709149, 20003218937]

約数ペア:

[(1, 20003218937), (13, 1538709149), (31, 645265127), (79, 253205303), (403, 49635779), (1027, 19477331), (2449, 8167913), (31837, 628301)]