20112944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66161}}^1$

素因数の和:66188

約数の個数: 20

約数和(自身を含む): 41020440

約数和(自身を除く): 20907496

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66161, 132322, 264644, 529288, 1058576, 1257059, 2514118, 5028236, 10056472, 20112944]

約数ペア:

[(1, 20112944), (2, 10056472), (4, 5028236), (8, 2514118), (16, 1257059), (19, 1058576), (38, 529288), (76, 264644), (152, 132322), (304, 66161)]