20178032

素因数分解:

$2^4\times 7^1\times {\mathrm{180161}}^1$

素因数の和:180176

約数の個数: 20

約数和(自身を含む): 44680176

約数和(自身を除く): 24502144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180161, 360322, 720644, 1261127, 1441288, 2522254, 2882576, 5044508, 10089016, 20178032]

約数ペア:

[(1, 20178032), (2, 10089016), (4, 5044508), (7, 2882576), (8, 2522254), (14, 1441288), (16, 1261127), (28, 720644), (56, 360322), (112, 180161)]