20685444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1367}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 52553088

約数和(自身を除く): 31867644

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 97, 156, 194, 291, 388, 582, 1164, 1261, 1367, 2522, 2734, 3783, 4101, 5044, 5468, 7566, 8202, 15132, 16404, 17771, 35542, 53313, 71084, 106626, 132599, 213252, 265198, 397797, 530396, 795594, 1591188, 1723787, 3447574, 5171361, 6895148, 10342722, 20685444]

約数ペア:

[(1, 20685444), (2, 10342722), (3, 6895148), (4, 5171361), (6, 3447574), (12, 1723787), (13, 1591188), (26, 795594), (39, 530396), (52, 397797), (78, 265198), (97, 213252), (156, 132599), (194, 106626), (291, 71084), (388, 53313), (582, 35542), (1164, 17771), (1261, 16404), (1367, 15132), (2522, 8202), (2734, 7566), (3783, 5468), (4101, 5044)]