20690248

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{4889}}^1$

素因数の和:4941

約数の個数: 24

約数和(自身を含む): 40562550

約数和(自身を除く): 19872302

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 529, 1058, 2116, 4232, 4889, 9778, 19556, 39112, 112447, 224894, 449788, 899576, 2586281, 5172562, 10345124, 20690248]

約数ペア:

[(1, 20690248), (2, 10345124), (4, 5172562), (8, 2586281), (23, 899576), (46, 449788), (92, 224894), (184, 112447), (529, 39112), (1058, 19556), (2116, 9778), (4232, 4889)]