20537479

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 22621248

約数和(自身を除く): 2083769

約数列:

[1, 17, 37, 103, 317, 629, 1751, 3811, 5389, 11729, 32651, 64787, 199393, 555067, 1208087, 20537479]

約数ペア:

[(1, 20537479), (17, 1208087), (37, 555067), (103, 199393), (317, 64787), (629, 32651), (1751, 11729), (3811, 5389)]