19089160

素因数分解:

$2^3\times 5^1\times {\mathrm{477229}}^1$

素因数の和:477240

約数の個数: 16

約数和(自身を含む): 42950700

約数和(自身を除く): 23861540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 477229, 954458, 1908916, 2386145, 3817832, 4772290, 9544580, 19089160]

約数ペア:

[(1, 19089160), (2, 9544580), (4, 4772290), (5, 3817832), (8, 2386145), (10, 1908916), (20, 954458), (40, 477229)]