18222842

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:574

約数の個数: 24

約数和(自身を含む): 30264948

約数和(自身を除く): 12042106

約数列:

[1, 2, 11, 22, 121, 242, 257, 293, 514, 586, 2827, 3223, 5654, 6446, 31097, 35453, 62194, 70906, 75301, 150602, 828311, 1656622, 9111421, 18222842]

約数ペア:

[(1, 18222842), (2, 9111421), (11, 1656622), (22, 828311), (121, 150602), (242, 75301), (257, 70906), (293, 62194), (514, 35453), (586, 31097), (2827, 6446), (3223, 5654)]