20161243790

素因数分解:

$2^1\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1885991}}^1$

素因数の和:1887067

約数の個数: 16

約数和(自身を含む): 36324205920

約数和(自身を除く): 16162962130

約数列:

[1, 2, 5, 10, 1069, 2138, 5345, 10690, 1885991, 3771982, 9429955, 18859910, 2016124379, 4032248758, 10080621895, 20161243790]

約数ペア:

[(1, 20161243790), (2, 10080621895), (5, 4032248758), (10, 2016124379), (1069, 18859910), (2138, 9429955), (5345, 3771982), (10690, 1885991)]