19072180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12071}}^1$

素因数の和:12159

約数の個数: 24

約数和(自身を含む): 40561920

約数和(自身を除く): 21489740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 12071, 24142, 48284, 60355, 120710, 241420, 953609, 1907218, 3814436, 4768045, 9536090, 19072180]

約数ペア:

[(1, 19072180), (2, 9536090), (4, 4768045), (5, 3814436), (10, 1907218), (20, 953609), (79, 241420), (158, 120710), (316, 60355), (395, 48284), (790, 24142), (1580, 12071)]