20616684

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 52752000

約数和(自身を除く): 32135316

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 313, 499, 626, 939, 998, 1252, 1497, 1878, 1996, 2994, 3443, 3756, 5489, 5988, 6886, 10329, 10978, 13772, 16467, 20658, 21956, 32934, 41316, 65868, 156187, 312374, 468561, 624748, 937122, 1718057, 1874244, 3436114, 5154171, 6872228, 10308342, 20616684]

約数ペア:

[(1, 20616684), (2, 10308342), (3, 6872228), (4, 5154171), (6, 3436114), (11, 1874244), (12, 1718057), (22, 937122), (33, 624748), (44, 468561), (66, 312374), (132, 156187), (313, 65868), (499, 41316), (626, 32934), (939, 21956), (998, 20658), (1252, 16467), (1497, 13772), (1878, 10978), (1996, 10329), (2994, 6886), (3443, 5988), (3756, 5489)]