20989236

素因数分解:

$2^2\times 3^1\times {\mathrm{709}}^1\times {\mathrm{2467}}^1$

素因数の和:3183

約数の個数: 24

約数和(自身を含む): 49063840

約数和(自身を除く): 28074604

約数列:

[1, 2, 3, 4, 6, 12, 709, 1418, 2127, 2467, 2836, 4254, 4934, 7401, 8508, 9868, 14802, 29604, 1749103, 3498206, 5247309, 6996412, 10494618, 20989236]

約数ペア:

[(1, 20989236), (2, 10494618), (3, 6996412), (4, 5247309), (6, 3498206), (12, 1749103), (709, 29604), (1418, 14802), (2127, 9868), (2467, 8508), (2836, 7401), (4254, 4934)]