18966416

素因数分解:

$2^4\times 7^1\times {\mathrm{169343}}^1$

素因数の和:169358

約数の個数: 20

約数和(自身を含む): 41997312

約数和(自身を除く): 23030896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 169343, 338686, 677372, 1185401, 1354744, 2370802, 2709488, 4741604, 9483208, 18966416]

約数ペア:

[(1, 18966416), (2, 9483208), (4, 4741604), (7, 2709488), (8, 2370802), (14, 1354744), (16, 1185401), (28, 677372), (56, 338686), (112, 169343)]