18219155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2081}}^1$

素因数の和:2206

約数の個数: 16

約数和(自身を含む): 23385024

約数和(自身を除く): 5165869

約数列:

[1, 5, 17, 85, 103, 515, 1751, 2081, 8755, 10405, 35377, 176885, 214343, 1071715, 3643831, 18219155]

約数ペア:

[(1, 18219155), (5, 3643831), (17, 1071715), (85, 214343), (103, 176885), (515, 35377), (1751, 10405), (2081, 8755)]