20199018218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{531553111}}^1$

素因数の和:531553132

約数の個数: 8

約数和(自身を含む): 31893186720

約数和(自身を除く): 11694168502

約数列:

[1, 2, 19, 38, 531553111, 1063106222, 10099509109, 20199018218]

約数ペア:

[(1, 20199018218), (2, 10099509109), (19, 1063106222), (38, 531553111)]