20869277

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1$

素因数の和:7724

約数の個数: 16

約数和(自身を含む): 25811520

約数和(自身を除く): 4942243

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 7681, 84491, 99853, 145939, 1098383, 1605329, 1897207, 20869277]

約数ペア:

[(1, 20869277), (11, 1897207), (13, 1605329), (19, 1098383), (143, 145939), (209, 99853), (247, 84491), (2717, 7681)]