20138233

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^2$

素因数の和:376

約数の個数: 12

約数和(自身を含む): 21830160

約数和(自身を除く): 1691927

約数列:

[1, 19, 43, 157, 817, 2983, 6751, 24649, 128269, 468331, 1059907, 20138233]

約数ペア:

[(1, 20138233), (19, 1059907), (43, 468331), (157, 128269), (817, 24649), (2983, 6751)]