19089807

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 28651392

約数和(自身を除く): 9561585

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1223, 1419, 3669, 5203, 13453, 15609, 40359, 52589, 147983, 157767, 443949, 578479, 1735437, 6363269, 19089807]

約数ペア:

[(1, 19089807), (3, 6363269), (11, 1735437), (33, 578479), (43, 443949), (121, 157767), (129, 147983), (363, 52589), (473, 40359), (1223, 15609), (1419, 13453), (3669, 5203)]