20833551

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{45389}}^1$

素因数の和:45415

約数の個数: 16

約数和(自身を含む): 32680800

約数和(自身を除く): 11847249

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 45389, 136167, 408501, 771613, 1225503, 2314839, 6944517, 20833551]

約数ペア:

[(1, 20833551), (3, 6944517), (9, 2314839), (17, 1225503), (27, 771613), (51, 408501), (153, 136167), (459, 45389)]