20912882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{757}}^1$

素因数の和:1505

約数の個数: 16

約数和(自身を含む): 33109440

約数和(自身を除く): 12196558

約数列:

[1, 2, 19, 38, 727, 757, 1454, 1514, 13813, 14383, 27626, 28766, 550339, 1100678, 10456441, 20912882]

約数ペア:

[(1, 20912882), (2, 10456441), (19, 1100678), (38, 550339), (727, 28766), (757, 27626), (1454, 14383), (1514, 13813)]