19853768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{225611}}^1$

素因数の和:225628

約数の個数: 16

約数和(自身を含む): 40610160

約数和(自身を除く): 20756392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 225611, 451222, 902444, 1804888, 2481721, 4963442, 9926884, 19853768]

約数ペア:

[(1, 19853768), (2, 9926884), (4, 4963442), (8, 2481721), (11, 1804888), (22, 902444), (44, 451222), (88, 225611)]