20515429

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3943}}^1$

素因数の和:4008

約数の個数: 12

約数和(自身を含む): 23080288

約数和(自身を除く): 2564859

約数列:

[1, 11, 43, 121, 473, 3943, 5203, 43373, 169549, 477103, 1865039, 20515429]

約数ペア:

[(1, 20515429), (11, 1865039), (43, 477103), (121, 169549), (473, 43373), (3943, 5203)]