20494851

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18121}}^1$

素因数の和:18166

約数の個数: 16

約数和(自身を含む): 30444960

約数和(自身を除く): 9950109

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 18121, 54363, 235573, 525509, 706719, 1576527, 6831617, 20494851]

約数ペア:

[(1, 20494851), (3, 6831617), (13, 1576527), (29, 706719), (39, 525509), (87, 235573), (377, 54363), (1131, 18121)]