20505898

素因数分解:

$2^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4999}}^1$

素因数の和:5301

約数の個数: 16

約数和(自身を含む): 35280000

約数和(自身を除く): 14774102

約数列:

[1, 2, 7, 14, 293, 586, 2051, 4102, 4999, 9998, 34993, 69986, 1464707, 2929414, 10252949, 20505898]

約数ペア:

[(1, 20505898), (2, 10252949), (7, 2929414), (14, 1464707), (293, 69986), (586, 34993), (2051, 9998), (4102, 4999)]