20474613

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14869}}^1$

素因数の和:14898

約数の個数: 20

約数和(自身を含む): 32386860

約数和(自身を除く): 11912247

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14869, 44607, 133821, 252773, 401463, 758319, 1204389, 2274957, 6824871, 20474613]

約数ペア:

[(1, 20474613), (3, 6824871), (9, 2274957), (17, 1204389), (27, 758319), (51, 401463), (81, 252773), (153, 133821), (459, 44607), (1377, 14869)]