20787577

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 23385600

約数和(自身を除く): 2598023

約数列:

[1, 19, 29, 31, 551, 589, 899, 1217, 17081, 23123, 35293, 37727, 670567, 716813, 1094083, 20787577]

約数ペア:

[(1, 20787577), (19, 1094083), (29, 716813), (31, 670567), (551, 37727), (589, 35293), (899, 23123), (1217, 17081)]