18186957

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{39623}}^1$

素因数の和:39649

約数の個数: 16

約数和(自身を含む): 28529280

約数和(自身を除く): 10342323

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 39623, 118869, 356607, 673591, 1069821, 2020773, 6062319, 18186957]

約数ペア:

[(1, 18186957), (3, 6062319), (9, 2020773), (17, 1069821), (27, 673591), (51, 356607), (153, 118869), (459, 39623)]