18215439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{13463}}^1$

素因数の和:13518

約数の個数: 16

約数和(自身を含む): 27143424

約数和(自身を除く): 8927985

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 13463, 40389, 148093, 444279, 551983, 1655949, 6071813, 18215439]

約数ペア:

[(1, 18215439), (3, 6071813), (11, 1655949), (33, 551983), (41, 444279), (123, 148093), (451, 40389), (1353, 13463)]