19849364788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{451121927}}^1$

素因数の和:451121942

約数の個数: 12

約数和(自身を含む): 37894241952

約数和(自身を除く): 18044877164

約数列:

[1, 2, 4, 11, 22, 44, 451121927, 902243854, 1804487708, 4962341197, 9924682394, 19849364788]

約数ペア:

[(1, 19849364788), (2, 9924682394), (4, 4962341197), (11, 1804487708), (22, 902243854), (44, 451121927)]