19087445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2851}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 24915072

約数和(自身を除く): 5827627

約数列:

[1, 5, 13, 65, 103, 515, 1339, 2851, 6695, 14255, 37063, 185315, 293653, 1468265, 3817489, 19087445]

約数ペア:

[(1, 19087445), (5, 3817489), (13, 1468265), (65, 293653), (103, 185315), (515, 37063), (1339, 14255), (2851, 6695)]