18780053434

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{68540341}}^1$

素因数の和:68540480

約数の個数: 8

約数和(自身を含む): 28375701588

約数和(自身を除く): 9595648154

約数列:

[1, 2, 137, 274, 68540341, 137080682, 9390026717, 18780053434]

約数ペア:

[(1, 18780053434), (2, 9390026717), (137, 137080682), (274, 68540341)]