19889288

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{34057}}^1$

素因数の和:34136

約数の個数: 16

約数和(自身を含む): 37804380

約数和(自身を除く): 17915092

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 34057, 68114, 136228, 272456, 2486161, 4972322, 9944644, 19889288]

約数ペア:

[(1, 19889288), (2, 9944644), (4, 4972322), (8, 2486161), (73, 272456), (146, 136228), (292, 68114), (584, 34057)]