19893310

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2459}}^1$

素因数の和:3275

約数の個数: 16

約数和(自身を含む): 35866800

約数和(自身を除く): 15973490

約数列:

[1, 2, 5, 10, 809, 1618, 2459, 4045, 4918, 8090, 12295, 24590, 1989331, 3978662, 9946655, 19893310]

約数ペア:

[(1, 19893310), (2, 9946655), (5, 3978662), (10, 1989331), (809, 24590), (1618, 12295), (2459, 8090), (4045, 4918)]