18581697

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{40483}}^1$

素因数の和:40509

約数の個数: 16

約数和(自身を含む): 29148480

約数和(自身を除く): 10566783

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 40483, 121449, 364347, 688211, 1093041, 2064633, 6193899, 18581697]

約数ペア:

[(1, 18581697), (3, 6193899), (9, 2064633), (17, 1093041), (27, 688211), (51, 364347), (153, 121449), (459, 40483)]