19866154

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129001}}^1$

素因数の和:129021

約数の個数: 16

約数和(自身を含む): 37152576

約数和(自身を除く): 17286422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129001, 258002, 903007, 1419011, 1806014, 2838022, 9933077, 19866154]

約数ペア:

[(1, 19866154), (2, 9933077), (7, 2838022), (11, 1806014), (14, 1419011), (22, 903007), (77, 258002), (154, 129001)]