20609732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 42844032

約数和(自身を除く): 22234300

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 137, 143, 263, 274, 286, 526, 548, 572, 1052, 1507, 1781, 2893, 3014, 3419, 3562, 5786, 6028, 6838, 7124, 11572, 13676, 19591, 36031, 37609, 39182, 72062, 75218, 78364, 144124, 150436, 396341, 468403, 792682, 936806, 1585364, 1873612, 5152433, 10304866, 20609732]

約数ペア:

[(1, 20609732), (2, 10304866), (4, 5152433), (11, 1873612), (13, 1585364), (22, 936806), (26, 792682), (44, 468403), (52, 396341), (137, 150436), (143, 144124), (263, 78364), (274, 75218), (286, 72062), (526, 39182), (548, 37609), (572, 36031), (1052, 19591), (1507, 13676), (1781, 11572), (2893, 7124), (3014, 6838), (3419, 6028), (3562, 5786)]