19193768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{218111}}^1$

素因数の和:218128

約数の個数: 16

約数和(自身を含む): 39260160

約数和(自身を除く): 20066392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 218111, 436222, 872444, 1744888, 2399221, 4798442, 9596884, 19193768]

約数ペア:

[(1, 19193768), (2, 9596884), (4, 4798442), (8, 2399221), (11, 1744888), (22, 872444), (44, 436222), (88, 218111)]