20044816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113891}}^1$

素因数の和:113910

約数の個数: 20

約数和(自身を含む): 42367824

約数和(自身を除く): 22323008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 113891, 227782, 455564, 911128, 1252801, 1822256, 2505602, 5011204, 10022408, 20044816]

約数ペア:

[(1, 20044816), (2, 10022408), (4, 5011204), (8, 2505602), (11, 1822256), (16, 1252801), (22, 911128), (44, 455564), (88, 227782), (176, 113891)]