20185804803

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{131}}^1\times {\mathrm{27779}}^1$

素因数の和:27999

約数の個数: 24

約数和(自身を含む): 27766221120

約数和(自身を除く): 7580416317

約数列:

[1, 3, 43, 129, 131, 393, 1849, 5547, 5633, 16899, 27779, 83337, 242219, 726657, 1194497, 3583491, 3639049, 10917147, 51363371, 154090113, 156479107, 469437321, 6728601601, 20185804803]

約数ペア:

[(1, 20185804803), (3, 6728601601), (43, 469437321), (129, 156479107), (131, 154090113), (393, 51363371), (1849, 10917147), (5547, 3639049), (5633, 3583491), (16899, 1194497), (27779, 726657), (83337, 242219)]