18493761

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3919}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 29196160

約数和(自身を除く): 10702399

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 3919, 4719, 11757, 43109, 50947, 129327, 152841, 474199, 560417, 1422597, 1681251, 6164587, 18493761]

約数ペア:

[(1, 18493761), (3, 6164587), (11, 1681251), (13, 1422597), (33, 560417), (39, 474199), (121, 152841), (143, 129327), (363, 50947), (429, 43109), (1573, 11757), (3919, 4719)]