18790317

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22943}}^1$

素因数の和:22969

約数の個数: 24

約数和(自身を含む): 33406464

約数和(自身を除く): 14616147

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22943, 68829, 160601, 206487, 298259, 481803, 894777, 1445409, 2087813, 2684331, 6263439, 18790317]

約数ペア:

[(1, 18790317), (3, 6263439), (7, 2684331), (9, 2087813), (13, 1445409), (21, 894777), (39, 481803), (63, 298259), (91, 206487), (117, 160601), (273, 68829), (819, 22943)]