18920110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172001}}^1$

素因数の和:172019

約数の個数: 16

約数和(自身を含む): 37152432

約数和(自身を除く): 18232322

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 172001, 344002, 860005, 1720010, 1892011, 3784022, 9460055, 18920110]

約数ペア:

[(1, 18920110), (2, 9460055), (5, 3784022), (10, 1892011), (11, 1720010), (22, 860005), (55, 344002), (110, 172001)]