20350665

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3301}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 35542728

約数和(自身を除く): 15192063

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 3301, 6165, 9903, 16505, 29709, 49515, 148545, 452237, 1356711, 2261185, 4070133, 6783555, 20350665]

約数ペア:

[(1, 20350665), (3, 6783555), (5, 4070133), (9, 2261185), (15, 1356711), (45, 452237), (137, 148545), (411, 49515), (685, 29709), (1233, 16505), (2055, 9903), (3301, 6165)]