18791322

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12379}}^1$

素因数の和:12418

約数の個数: 32

約数和(自身を含む): 42785280

約数和(自身を除く): 23993958

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 12379, 24758, 37137, 74274, 136169, 272338, 284717, 408507, 569434, 817014, 854151, 1708302, 3131887, 6263774, 9395661, 18791322]

約数ペア:

[(1, 18791322), (2, 9395661), (3, 6263774), (6, 3131887), (11, 1708302), (22, 854151), (23, 817014), (33, 569434), (46, 408507), (66, 284717), (69, 272338), (138, 136169), (253, 74274), (506, 37137), (759, 24758), (1518, 12379)]