20647174

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1373}}^1$

素因数の和:1551

約数の個数: 16

約数和(自身を含む): 31722912

約数和(自身を除く): 11075738

約数列:

[1, 2, 73, 103, 146, 206, 1373, 2746, 7519, 15038, 100229, 141419, 200458, 282838, 10323587, 20647174]

約数ペア:

[(1, 20647174), (2, 10323587), (73, 282838), (103, 200458), (146, 141419), (206, 100229), (1373, 15038), (2746, 7519)]