18007585918

素因数分解:

$2^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2864713}}^1$

素因数の和:2865171

約数の個数: 16

約数和(自身を含む): 30938911200

約数和(自身を除く): 12931325282

約数列:

[1, 2, 7, 14, 449, 898, 3143, 6286, 2864713, 5729426, 20052991, 40105982, 1286256137, 2572512274, 9003792959, 18007585918]

約数ペア:

[(1, 18007585918), (2, 9003792959), (7, 2572512274), (14, 1286256137), (449, 40105982), (898, 20052991), (3143, 5729426), (6286, 2864713)]