2018137928

素因数分解:

$2^3\times {\mathrm{647}}^1\times {\mathrm{389903}}^1$

素因数の和:390556

約数の個数: 16

約数和(自身を含む): 3789866880

約数和(自身を除く): 1771728952

約数列:

[1, 2, 4, 8, 647, 1294, 2588, 5176, 389903, 779806, 1559612, 3119224, 252267241, 504534482, 1009068964, 2018137928]

約数ペア:

[(1, 2018137928), (2, 1009068964), (4, 504534482), (8, 252267241), (647, 3119224), (1294, 1559612), (2588, 779806), (5176, 389903)]