20682002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1453}}^1$

素因数の和:2113

約数の個数: 16

約数和(自身を含む): 33918912

約数和(自身を除く): 13236910

約数列:

[1, 2, 11, 22, 647, 1294, 1453, 2906, 7117, 14234, 15983, 31966, 940091, 1880182, 10341001, 20682002]

約数ペア:

[(1, 20682002), (2, 10341001), (11, 1880182), (22, 940091), (647, 31966), (1294, 15983), (1453, 14234), (2906, 7117)]