20427732

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43649}}^1$

素因数の和:43672

約数の個数: 36

約数和(自身を含む): 55610100

約数和(自身を除く): 35182368

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43649, 87298, 130947, 174596, 261894, 392841, 523788, 567437, 785682, 1134874, 1571364, 1702311, 2269748, 3404622, 5106933, 6809244, 10213866, 20427732]

約数ペア:

[(1, 20427732), (2, 10213866), (3, 6809244), (4, 5106933), (6, 3404622), (9, 2269748), (12, 1702311), (13, 1571364), (18, 1134874), (26, 785682), (36, 567437), (39, 523788), (52, 392841), (78, 261894), (117, 174596), (156, 130947), (234, 87298), (468, 43649)]