2018745911

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{312451}}^1$

素因数の和:312542

約数の個数: 16

約数和(自身を含む): 2519612928

約数和(自身を除く): 500867017

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 312451, 2187157, 4061863, 22184021, 28433041, 155288147, 288392273, 2018745911]

約数ペア:

[(1, 2018745911), (7, 288392273), (13, 155288147), (71, 28433041), (91, 22184021), (497, 4061863), (923, 2187157), (6461, 312451)]