20660487

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 28004352

約数和(自身を除く): 7343865

約数列:

[1, 3, 127, 211, 257, 381, 633, 771, 26797, 32639, 54227, 80391, 97917, 162681, 6886829, 20660487]

約数ペア:

[(1, 20660487), (3, 6886829), (127, 162681), (211, 97917), (257, 80391), (381, 54227), (633, 32639), (771, 26797)]