18306568

素因数分解:

$2^3\times 7^1\times {\mathrm{326903}}^1$

素因数の和:326916

約数の個数: 16

約数和(自身を含む): 39228480

約数和(自身を除く): 20921912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 326903, 653806, 1307612, 2288321, 2615224, 4576642, 9153284, 18306568]

約数ペア:

[(1, 18306568), (2, 9153284), (4, 4576642), (7, 2615224), (8, 2288321), (14, 1307612), (28, 653806), (56, 326903)]