20512991483

素因数分解:

${\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1\times {\mathrm{4201}}^1$

素因数の和:5078

約数の個数: 16

約数和(自身を含む): 21051011520

約数和(自身を除く): 538020037

約数列:

[1, 71, 97, 709, 4201, 6887, 50339, 68773, 298271, 407497, 2978509, 4882883, 28932287, 211474139, 288915373, 20512991483]

約数ペア:

[(1, 20512991483), (71, 288915373), (97, 211474139), (709, 28932287), (4201, 4882883), (6887, 2978509), (50339, 407497), (68773, 298271)]