18791286

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{44111}}^1$

素因数の和:44187

約数の個数: 16

約数和(自身を含む): 38112768

約数和(自身を除く): 19321482

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 44111, 88222, 132333, 264666, 3131881, 6263762, 9395643, 18791286]

約数ペア:

[(1, 18791286), (2, 9395643), (3, 6263762), (6, 3131881), (71, 264666), (142, 132333), (213, 88222), (426, 44111)]