2019391205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{290351}}^1$

素因数の和:290476

約数の個数: 16

約数和(自身を含む): 2634073344

約数和(自身を除く): 614682139

約数列:

[1, 5, 13, 65, 107, 535, 1391, 6955, 290351, 1451755, 3774563, 18872815, 31067557, 155337785, 403878241, 2019391205]

約数ペア:

[(1, 2019391205), (5, 403878241), (13, 155337785), (65, 31067557), (107, 18872815), (535, 3774563), (1391, 1451755), (6955, 290351)]