19368820

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4229}}^1$

素因数の和:4467

約数の個数: 24

約数和(自身を含む): 40861800

約数和(自身を除く): 21492980

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4229, 4580, 8458, 16916, 21145, 42290, 84580, 968441, 1936882, 3873764, 4842205, 9684410, 19368820]

約数ペア:

[(1, 19368820), (2, 9684410), (4, 4842205), (5, 3873764), (10, 1936882), (20, 968441), (229, 84580), (458, 42290), (916, 21145), (1145, 16916), (2290, 8458), (4229, 4580)]