2019278885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{839617}}^1$

素因数の和:839672

約数の個数: 16

約数和(自身を含む): 2680060656

約数和(自身を除く): 660781771

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 839617, 4198085, 10915021, 31065829, 54575105, 155329145, 403855777, 2019278885]

約数ペア:

[(1, 2019278885), (5, 403855777), (13, 155329145), (37, 54575105), (65, 31065829), (185, 10915021), (481, 4198085), (2405, 839617)]