2018989723

素因数分解:

${\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{523}}^1\times {\mathrm{1021}}^1$

素因数の和:1762

約数の個数: 16

約数和(自身を含む): 2142112000

約数和(自身を除く): 123122277

約数列:

[1, 19, 199, 523, 1021, 3781, 9937, 19399, 104077, 203179, 533983, 1977463, 3860401, 10145677, 106262617, 2018989723]

約数ペア:

[(1, 2018989723), (19, 106262617), (199, 10145677), (523, 3860401), (1021, 1977463), (3781, 533983), (9937, 203179), (19399, 104077)]