20138431070

素因数分解:

$2^1\times 5^1\times {\mathrm{8609}}^1\times {\mathrm{233923}}^1$

素因数の和:242539

約数の個数: 16

約数和(自身を含む): 36253541520

約数和(自身を除く): 16115110450

約数列:

[1, 2, 5, 10, 8609, 17218, 43045, 86090, 233923, 467846, 1169615, 2339230, 2013843107, 4027686214, 10069215535, 20138431070]

約数ペア:

[(1, 20138431070), (2, 10069215535), (5, 4027686214), (10, 2013843107), (8609, 2339230), (17218, 1169615), (43045, 467846), (86090, 233923)]