18942478

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{5641}}^1$

素因数の和:5739

約数の個数: 16

約数和(自身を含む): 30060576

約数和(自身を除く): 11118098

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 5641, 11282, 129743, 259486, 411793, 823586, 9471239, 18942478]

約数ペア:

[(1, 18942478), (2, 9471239), (23, 823586), (46, 411793), (73, 259486), (146, 129743), (1679, 11282), (3358, 5641)]