18540678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{237701}}^1$

素因数の和:237719

約数の個数: 16

約数和(自身を含む): 39933936

約数和(自身を除く): 21393258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 237701, 475402, 713103, 1426206, 3090113, 6180226, 9270339, 18540678]

約数ペア:

[(1, 18540678), (2, 9270339), (3, 6180226), (6, 3090113), (13, 1426206), (26, 713103), (39, 475402), (78, 237701)]