18012686

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1723

約数の個数: 16

約数和(自身を含む): 27799200

約数和(自身を除く): 9786514

約数列:

[1, 2, 53, 106, 109, 218, 1559, 3118, 5777, 11554, 82627, 165254, 169931, 339862, 9006343, 18012686]

約数ペア:

[(1, 18012686), (2, 9006343), (53, 339862), (106, 169931), (109, 165254), (218, 82627), (1559, 11554), (3118, 5777)]