20982670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{91229}}^1$

素因数の和:91259

約数の個数: 16

約数和(自身を含む): 39411360

約数和(自身を除く): 18428690

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 91229, 182458, 456145, 912290, 2098267, 4196534, 10491335, 20982670]

約数ペア:

[(1, 20982670), (2, 10491335), (5, 4196534), (10, 2098267), (23, 912290), (46, 456145), (115, 182458), (230, 91229)]