20207811

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27271}}^1$

素因数の和:27306

約数の個数: 16

約数和(自身を含む): 30544640

約数和(自身を除く): 10336829

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27271, 81813, 354523, 518149, 1063569, 1554447, 6735937, 20207811]

約数ペア:

[(1, 20207811), (3, 6735937), (13, 1554447), (19, 1063569), (39, 518149), (57, 354523), (247, 81813), (741, 27271)]