18908488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139033}}^1$

素因数の和:139056

約数の個数: 16

約数和(自身を含む): 37539180

約数和(自身を除く): 18630692

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139033, 278066, 556132, 1112264, 2363561, 4727122, 9454244, 18908488]

約数ペア:

[(1, 18908488), (2, 9454244), (4, 4727122), (8, 2363561), (17, 1112264), (34, 556132), (68, 278066), (136, 139033)]