18732298

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 30706668

約数和(自身を除く): 11974370

約数列:

[1, 2, 13, 26, 157, 169, 314, 338, 353, 706, 2041, 4082, 4589, 9178, 26533, 53066, 55421, 59657, 110842, 119314, 720473, 1440946, 9366149, 18732298]

約数ペア:

[(1, 18732298), (2, 9366149), (13, 1440946), (26, 720473), (157, 119314), (169, 110842), (314, 59657), (338, 55421), (353, 53066), (706, 26533), (2041, 9178), (4082, 4589)]