19937049

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{4993}}^1$

素因数の和:5029

約数の個数: 16

約数和(自身を含む): 29244864

約数和(自身を除く): 9307815

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 4993, 14979, 54923, 164769, 604153, 1812459, 6645683, 19937049]

約数ペア:

[(1, 19937049), (3, 6645683), (11, 1812459), (33, 604153), (121, 164769), (363, 54923), (1331, 14979), (3993, 4993)]