20095479

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43781}}^1$

素因数の和:43807

約数の個数: 16

約数和(自身を含む): 31523040

約数和(自身を除く): 11427561

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43781, 131343, 394029, 744277, 1182087, 2232831, 6698493, 20095479]

約数ペア:

[(1, 20095479), (3, 6698493), (9, 2232831), (17, 1182087), (27, 744277), (51, 394029), (153, 131343), (459, 43781)]