18539588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2647}}^1$

素因数の和:2771

約数の個数: 24

約数和(自身を含む): 34699392

約数和(自身を除く): 16159804

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 412, 1751, 2647, 3502, 5294, 7004, 10588, 44999, 89998, 179996, 272641, 545282, 1090564, 4634897, 9269794, 18539588]

約数ペア:

[(1, 18539588), (2, 9269794), (4, 4634897), (17, 1090564), (34, 545282), (68, 272641), (103, 179996), (206, 89998), (412, 44999), (1751, 10588), (2647, 7004), (3502, 5294)]