20682871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 23443200

約数和(自身を除く): 2760329

約数列:

[1, 11, 43, 73, 473, 599, 803, 3139, 6589, 25757, 34529, 43727, 283327, 480997, 1880261, 20682871]

約数ペア:

[(1, 20682871), (11, 1880261), (43, 480997), (73, 283327), (473, 43727), (599, 34529), (803, 25757), (3139, 6589)]