20748654111

素因数分解:

$3^1\times {\mathrm{439}}^1\times {\mathrm{2131}}^1\times {\mathrm{7393}}^1$

素因数の和:9966

約数の個数: 16

約数和(自身を含む): 27744654080

約数和(自身を除く): 6995999969

約数列:

[1, 3, 439, 1317, 2131, 6393, 7393, 22179, 935509, 2806527, 3245527, 9736581, 15754483, 47263449, 6916218037, 20748654111]

約数ペア:

[(1, 20748654111), (3, 6916218037), (439, 47263449), (1317, 15754483), (2131, 9736581), (6393, 3245527), (7393, 2806527), (22179, 935509)]