19516195

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{2111}}^1$

素因数の和:2202

約数の個数: 12

約数和(自身を含む): 23988096

約数和(自身を除く): 4471901

約数列:

[1, 5, 43, 215, 1849, 2111, 9245, 10555, 90773, 453865, 3903239, 19516195]

約数ペア:

[(1, 19516195), (5, 3903239), (43, 453865), (215, 90773), (1849, 10555), (2111, 9245)]