2013321805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{183949}}^1$

素因数の和:184164

約数の個数: 16

約数和(自身を含む): 2648880000

約数和(自身を除く): 635558195

約数列:

[1, 5, 11, 55, 199, 995, 2189, 10945, 183949, 919745, 2023439, 10117195, 36605851, 183029255, 402664361, 2013321805]

約数ペア:

[(1, 2013321805), (5, 402664361), (11, 183029255), (55, 36605851), (199, 10117195), (995, 2023439), (2189, 919745), (10945, 183949)]