18765201

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68737}}^1$

素因数の和:68760

約数の個数: 16

約数和(自身を含む): 30794624

約数和(自身を除く): 12029423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 68737, 206211, 481159, 893581, 1443477, 2680743, 6255067, 18765201]

約数ペア:

[(1, 18765201), (3, 6255067), (7, 2680743), (13, 1443477), (21, 893581), (39, 481159), (91, 206211), (273, 68737)]