18789254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1783}}^1$

素因数の和:2275

約数の個数: 16

約数和(自身を含む): 30827520

約数和(自身を除く): 12038266

約数列:

[1, 2, 11, 22, 479, 958, 1783, 3566, 5269, 10538, 19613, 39226, 854057, 1708114, 9394627, 18789254]

約数ペア:

[(1, 18789254), (2, 9394627), (11, 1708114), (22, 854057), (479, 39226), (958, 19613), (1783, 10538), (3566, 5269)]