19615918

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{60919}}^1$

素因数の和:60951

約数の個数: 16

約数和(自身を含む): 35089920

約数和(自身を除く): 15474002

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 60919, 121838, 426433, 852866, 1401137, 2802274, 9807959, 19615918]

約数ペア:

[(1, 19615918), (2, 9807959), (7, 2802274), (14, 1401137), (23, 852866), (46, 426433), (161, 121838), (322, 60919)]