18974669

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 23079168

約数和(自身を除く): 4104499

約数列:

[1, 7, 17, 119, 317, 503, 2219, 3521, 5389, 8551, 37723, 59857, 159451, 1116157, 2710667, 18974669]

約数ペア:

[(1, 18974669), (7, 2710667), (17, 1116157), (119, 159451), (317, 59857), (503, 37723), (2219, 8551), (3521, 5389)]