20775549

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1759}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 28835840

約数和(自身を除く): 8060291

約数列:

[1, 3, 31, 93, 127, 381, 1759, 3937, 5277, 11811, 54529, 163587, 223393, 670179, 6925183, 20775549]

約数ペア:

[(1, 20775549), (3, 6925183), (31, 670179), (93, 223393), (127, 163587), (381, 54529), (1759, 11811), (3937, 5277)]