19944584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{226643}}^1$

素因数の和:226660

約数の個数: 16

約数和(自身を含む): 40795920

約数和(自身を除く): 20851336

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 226643, 453286, 906572, 1813144, 2493073, 4986146, 9972292, 19944584]

約数ペア:

[(1, 19944584), (2, 9972292), (4, 4986146), (8, 2493073), (11, 1813144), (22, 906572), (44, 453286), (88, 226643)]