2019402590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2844229}}^1$

素因数の和:2844307

約数の個数: 16

約数和(自身を含む): 3686122080

約数和(自身を除く): 1666719490

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2844229, 5688458, 14221145, 28442290, 201940259, 403880518, 1009701295, 2019402590]

約数ペア:

[(1, 2019402590), (2, 1009701295), (5, 403880518), (10, 201940259), (71, 28442290), (142, 14221145), (355, 5688458), (710, 2844229)]