18547188

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1979}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 29352972

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 1979, 2343, 3124, 3958, 4686, 5937, 7916, 9372, 11874, 21769, 23748, 43538, 65307, 87076, 130614, 140509, 261228, 281018, 421527, 562036, 843054, 1545599, 1686108, 3091198, 4636797, 6182396, 9273594, 18547188]

約数ペア:

[(1, 18547188), (2, 9273594), (3, 6182396), (4, 4636797), (6, 3091198), (11, 1686108), (12, 1545599), (22, 843054), (33, 562036), (44, 421527), (66, 281018), (71, 261228), (132, 140509), (142, 130614), (213, 87076), (284, 65307), (426, 43538), (781, 23748), (852, 21769), (1562, 11874), (1979, 9372), (2343, 7916), (3124, 5937), (3958, 4686)]