20474092012

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3083}}^1\times {\mathrm{13721}}^1$

素因数の和:16830

約数の個数: 36

約数和(自身を含む): 39398661288

約数和(自身を除く): 18924569276

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3083, 6166, 12332, 13721, 27442, 33913, 54884, 67826, 135652, 150931, 301862, 373043, 603724, 746086, 1492172, 1660241, 3320482, 6640964, 42301843, 84603686, 169207372, 465320273, 930640546, 1861281092, 5118523003, 10237046006, 20474092012]

約数ペア:

[(1, 20474092012), (2, 10237046006), (4, 5118523003), (11, 1861281092), (22, 930640546), (44, 465320273), (121, 169207372), (242, 84603686), (484, 42301843), (3083, 6640964), (6166, 3320482), (12332, 1660241), (13721, 1492172), (27442, 746086), (33913, 603724), (54884, 373043), (67826, 301862), (135652, 150931)]