20159413090

素因数分解:

$2^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1817801}}^1$

素因数の和:1818917

約数の個数: 16

約数和(自身を含む): 36319683960

約数和(自身を除く): 16160270870

約数列:

[1, 2, 5, 10, 1109, 2218, 5545, 11090, 1817801, 3635602, 9089005, 18178010, 2015941309, 4031882618, 10079706545, 20159413090]

約数ペア:

[(1, 20159413090), (2, 10079706545), (5, 4031882618), (10, 2015941309), (1109, 18178010), (2218, 9089005), (5545, 3635602), (11090, 1817801)]