49999024

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{72673}}^1$

素因数の和:72724

約数の個数: 20

約数和(自身を含む): 99127336

約数和(自身を除く): 49128312

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 72673, 145346, 290692, 581384, 1162768, 3124939, 6249878, 12499756, 24999512, 49999024]

約数ペア:

[(1, 49999024), (2, 24999512), (4, 12499756), (8, 6249878), (16, 3124939), (43, 1162768), (86, 581384), (172, 290692), (344, 145346), (688, 72673)]