19804851

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{66683}}^1$

素因数の和:66703

約数の個数: 16

約数和(自身を含む): 32008320

約数和(自身を除く): 12203469

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 66683, 200049, 600147, 733513, 1800441, 2200539, 6601617, 19804851]

約数ペア:

[(1, 19804851), (3, 6601617), (9, 2200539), (11, 1800441), (27, 733513), (33, 600147), (99, 200049), (297, 66683)]