20252578

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:681

約数の個数: 16

約数和(自身を含む): 30824640

約数和(自身を除く): 10572062

約数列:

[1, 2, 139, 263, 277, 278, 526, 554, 36557, 38503, 72851, 73114, 77006, 145702, 10126289, 20252578]

約数ペア:

[(1, 20252578), (2, 10126289), (139, 145702), (263, 77006), (277, 73114), (278, 72851), (526, 38503), (554, 36557)]