19998161716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16720871}}^1$

素因数の和:16720911

約数の個数: 24

約数和(自身を含む): 39327490944

約数和(自身を除く): 19329329228

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 16720871, 33441742, 66883484, 217371323, 384580033, 434742646, 769160066, 869485292, 1538320132, 4999540429, 9999080858, 19998161716]

約数ペア:

[(1, 19998161716), (2, 9999080858), (4, 4999540429), (13, 1538320132), (23, 869485292), (26, 769160066), (46, 434742646), (52, 384580033), (92, 217371323), (299, 66883484), (598, 33441742), (1196, 16720871)]