20157555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122167}}^1$

素因数の和:122186

約数の個数: 16

約数和(自身を含む): 35184384

約数和(自身を除く): 15026829

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 122167, 366501, 610835, 1343837, 1832505, 4031511, 6719185, 20157555]

約数ペア:

[(1, 20157555), (3, 6719185), (5, 4031511), (11, 1832505), (15, 1343837), (33, 610835), (55, 366501), (165, 122167)]