18026919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 28051920

約数和(自身を除く): 10025001

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 1003, 1997, 3009, 5991, 9027, 17973, 33949, 101847, 117823, 305541, 353469, 1060407, 2002991, 6008973, 18026919]

約数ペア:

[(1, 18026919), (3, 6008973), (9, 2002991), (17, 1060407), (51, 353469), (59, 305541), (153, 117823), (177, 101847), (531, 33949), (1003, 17973), (1997, 9027), (3009, 5991)]