20485101

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{75037}}^1$

素因数の和:75060

約数の個数: 16

約数和(自身を含む): 33617024

約数和(自身を除く): 13131923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 75037, 225111, 525259, 975481, 1575777, 2926443, 6828367, 20485101]

約数ペア:

[(1, 20485101), (3, 6828367), (7, 2926443), (13, 1575777), (21, 975481), (39, 525259), (91, 225111), (273, 75037)]