20172986530

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1\times {\mathrm{41897}}^1$

素因数の和:42534

約数の個数: 32

約数和(自身を含む): 36788119920

約数和(自身を除く): 16615133390

約数列:

[1, 2, 5, 10, 89, 178, 445, 541, 890, 1082, 2705, 5410, 41897, 48149, 83794, 96298, 209485, 240745, 418970, 481490, 3728833, 7457666, 18644165, 22666277, 37288330, 45332554, 113331385, 226662770, 2017298653, 4034597306, 10086493265, 20172986530]

約数ペア:

[(1, 20172986530), (2, 10086493265), (5, 4034597306), (10, 2017298653), (89, 226662770), (178, 113331385), (445, 45332554), (541, 37288330), (890, 22666277), (1082, 18644165), (2705, 7457666), (5410, 3728833), (41897, 481490), (48149, 418970), (83794, 240745), (96298, 209485)]