20843727

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1031}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 29127168

約数和(自身を除く): 8283441

約数列:

[1, 3, 23, 69, 293, 879, 1031, 3093, 6739, 20217, 23713, 71139, 302083, 906249, 6947909, 20843727]

約数ペア:

[(1, 20843727), (3, 6947909), (23, 906249), (69, 302083), (293, 71139), (879, 23713), (1031, 20217), (3093, 6739)]