19105768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{217111}}^1$

素因数の和:217128

約数の個数: 16

約数和(自身を含む): 39080160

約数和(自身を除く): 19974392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 217111, 434222, 868444, 1736888, 2388221, 4776442, 9552884, 19105768]

約数ペア:

[(1, 19105768), (2, 9552884), (4, 4776442), (8, 2388221), (11, 1736888), (22, 868444), (44, 434222), (88, 217111)]