20825810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{90547}}^1$

素因数の和:90577

約数の個数: 16

約数和(自身を含む): 39116736

約数和(自身を除く): 18290926

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 90547, 181094, 452735, 905470, 2082581, 4165162, 10412905, 20825810]

約数ペア:

[(1, 20825810), (2, 10412905), (5, 4165162), (10, 2082581), (23, 905470), (46, 452735), (115, 181094), (230, 90547)]