19069389619

素因数分解:

$7^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1\times {\mathrm{20731}}^1$

素因数の和:21466

約数の個数: 16

約数和(自身を含む): 21915548416

約数和(自身を除く): 2846158797

約数列:

[1, 7, 331, 397, 2317, 2779, 20731, 131407, 145117, 919849, 6861961, 8230207, 48033727, 57611449, 2724198517, 19069389619]

約数ペア:

[(1, 19069389619), (7, 2724198517), (331, 57611449), (397, 48033727), (2317, 8230207), (2779, 6861961), (20731, 919849), (131407, 145117)]