19079020

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1831}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 40164768

約数和(自身を除く): 21085748

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 1831, 2084, 2605, 3662, 5210, 7324, 9155, 10420, 18310, 36620, 953951, 1907902, 3815804, 4769755, 9539510, 19079020]

約数ペア:

[(1, 19079020), (2, 9539510), (4, 4769755), (5, 3815804), (10, 1907902), (20, 953951), (521, 36620), (1042, 18310), (1831, 10420), (2084, 9155), (2605, 7324), (3662, 5210)]