19644580

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4327}}^1$

素因数の和:4563

約数の個数: 24

約数和(自身を含む): 41444928

約数和(自身を除く): 21800348

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4327, 4540, 8654, 17308, 21635, 43270, 86540, 982229, 1964458, 3928916, 4911145, 9822290, 19644580]

約数ペア:

[(1, 19644580), (2, 9822290), (4, 4911145), (5, 3928916), (10, 1964458), (20, 982229), (227, 86540), (454, 43270), (908, 21635), (1135, 17308), (2270, 8654), (4327, 4540)]