18308133

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{39887}}^1$

素因数の和:39913

約数の個数: 16

約数和(自身を含む): 28719360

約数和(自身を除く): 10411227

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 39887, 119661, 358983, 678079, 1076949, 2034237, 6102711, 18308133]

約数ペア:

[(1, 18308133), (3, 6102711), (9, 2034237), (17, 1076949), (27, 678079), (51, 358983), (153, 119661), (459, 39887)]