20249245

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 24998400

約数和(自身を除く): 4749155

約数列:

[1, 5, 47, 199, 235, 433, 995, 2165, 9353, 20351, 46765, 86167, 101755, 430835, 4049849, 20249245]

約数ペア:

[(1, 20249245), (5, 4049849), (47, 430835), (199, 101755), (235, 86167), (433, 46765), (995, 20351), (2165, 9353)]