20553506

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2731}}^1$

素因数の和:2857

約数の個数: 16

約数和(自身を含む): 31866048

約数和(自身を除く): 11312542

約数列:

[1, 2, 53, 71, 106, 142, 2731, 3763, 5462, 7526, 144743, 193901, 289486, 387802, 10276753, 20553506]

約数ペア:

[(1, 20553506), (2, 10276753), (53, 387802), (71, 289486), (106, 193901), (142, 144743), (2731, 7526), (3763, 5462)]