20163328390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106122781}}^1$

素因数の和:106122807

約数の個数: 16

約数和(自身を含む): 38204201520

約数和(自身を除く): 18040873130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 106122781, 212245562, 530613905, 1061227810, 2016332839, 4032665678, 10081664195, 20163328390]

約数ペア:

[(1, 20163328390), (2, 10081664195), (5, 4032665678), (10, 2016332839), (19, 1061227810), (38, 530613905), (95, 212245562), (190, 106122781)]