19943024

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54193}}^1$

素因数の和:54224

約数の個数: 20

約数和(自身を含む): 40320336

約数和(自身を除く): 20377312

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54193, 108386, 216772, 433544, 867088, 1246439, 2492878, 4985756, 9971512, 19943024]

約数ペア:

[(1, 19943024), (2, 9971512), (4, 4985756), (8, 2492878), (16, 1246439), (23, 867088), (46, 433544), (92, 216772), (184, 108386), (368, 54193)]