20199453919

素因数分解:

${\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{25951}}^1$

素因数の和:26290

約数の個数: 16

約数和(自身を含む): 21044995840

約数和(自身を除く): 845541921

約数列:

[1, 37, 109, 193, 4033, 7141, 21037, 25951, 778369, 960187, 2828659, 5008543, 104660383, 185316091, 545931187, 20199453919]

約数ペア:

[(1, 20199453919), (37, 545931187), (109, 185316091), (193, 104660383), (4033, 5008543), (7141, 2828659), (21037, 960187), (25951, 778369)]