18379835

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 22576320

約数和(自身を除く): 4196485

約数列:

[1, 5, 89, 103, 401, 445, 515, 2005, 9167, 35689, 41303, 45835, 178445, 206515, 3675967, 18379835]

約数ペア:

[(1, 18379835), (5, 3675967), (89, 206515), (103, 178445), (401, 45835), (445, 41303), (515, 35689), (2005, 9167)]