18791838

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{8923}}^1$

素因数の和:8950

約数の個数: 40

約数和(自身を含む): 45351768

約数和(自身を除く): 26559930

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 8923, 17846, 26769, 53538, 80307, 115999, 160614, 231998, 240921, 347997, 481842, 695994, 722763, 1043991, 1445526, 2087982, 3131973, 6263946, 9395919, 18791838]

約数ペア:

[(1, 18791838), (2, 9395919), (3, 6263946), (6, 3131973), (9, 2087982), (13, 1445526), (18, 1043991), (26, 722763), (27, 695994), (39, 481842), (54, 347997), (78, 240921), (81, 231998), (117, 160614), (162, 115999), (234, 80307), (351, 53538), (702, 26769), (1053, 17846), (2106, 8923)]