20758105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2371}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 26642304

約数和(自身を除く): 5884199

約数列:

[1, 5, 17, 85, 103, 515, 1751, 2371, 8755, 11855, 40307, 201535, 244213, 1221065, 4151621, 20758105]

約数ペア:

[(1, 20758105), (5, 4151621), (17, 1221065), (85, 244213), (103, 201535), (515, 40307), (1751, 11855), (2371, 8755)]