19701095

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{2131}}^1$

素因数の和:2222

約数の個数: 12

約数和(自身を含む): 24215256

約数和(自身を除く): 4514161

約数列:

[1, 5, 43, 215, 1849, 2131, 9245, 10655, 91633, 458165, 3940219, 19701095]

約数ペア:

[(1, 19701095), (5, 3940219), (43, 458165), (215, 91633), (1849, 10655), (2131, 9245)]