18796064365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1000589}}^1$

素因数の和:1000641

約数の個数: 24

約数和(自身を含む): 25803214920

約数和(自身を除く): 7007150555

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 3757, 18785, 1000589, 5002945, 13007657, 17010013, 65038285, 85050065, 221130169, 289170221, 1105650845, 1445851105, 3759212873, 18796064365]

約数ペア:

[(1, 18796064365), (5, 3759212873), (13, 1445851105), (17, 1105650845), (65, 289170221), (85, 221130169), (221, 85050065), (289, 65038285), (1105, 17010013), (1445, 13007657), (3757, 5002945), (18785, 1000589)]