19855677

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{631}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 28121472

約数和(自身を除く): 8265795

約数列:

[1, 3, 17, 51, 617, 631, 1851, 1893, 10489, 10727, 31467, 32181, 389327, 1167981, 6618559, 19855677]

約数ペア:

[(1, 19855677), (3, 6618559), (17, 1167981), (51, 389327), (617, 32181), (631, 31467), (1851, 10727), (1893, 10489)]