20280249

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1613}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 32228352

約数和(自身を除く): 11948103

約数列:

[1, 3, 9, 11, 33, 99, 127, 381, 1143, 1397, 1613, 4191, 4839, 12573, 14517, 17743, 53229, 159687, 204851, 614553, 1843659, 2253361, 6760083, 20280249]

約数ペア:

[(1, 20280249), (3, 6760083), (9, 2253361), (11, 1843659), (33, 614553), (99, 204851), (127, 159687), (381, 53229), (1143, 17743), (1397, 14517), (1613, 12573), (4191, 4839)]