2019040775

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{616501}}^1$

素因数の和:616642

約数の個数: 12

約数和(自身を含む): 2522726184

約数和(自身を除く): 503685409

約数列:

[1, 5, 25, 131, 655, 3275, 616501, 3082505, 15412525, 80761631, 403808155, 2019040775]

約数ペア:

[(1, 2019040775), (5, 403808155), (25, 80761631), (131, 15412525), (655, 3082505), (3275, 616501)]