20908635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126719}}^1$

素因数の和:126738

約数の個数: 16

約数和(自身を含む): 36495360

約数和(自身を除く): 15586725

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126719, 380157, 633595, 1393909, 1900785, 4181727, 6969545, 20908635]

約数ペア:

[(1, 20908635), (3, 6969545), (5, 4181727), (11, 1900785), (15, 1393909), (33, 633595), (55, 380157), (165, 126719)]