20130804

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{1549}}^1$

素因数の和:1597

約数の個数: 54

約数和(自身を含む): 53740050

約数和(自身を除く): 33609246

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1444, 1549, 2166, 3098, 3249, 4332, 4647, 6196, 6498, 9294, 12996, 13941, 18588, 27882, 29431, 55764, 58862, 88293, 117724, 176586, 264879, 353172, 529758, 559189, 1059516, 1118378, 1677567, 2236756, 3355134, 5032701, 6710268, 10065402, 20130804]

約数ペア:

[(1, 20130804), (2, 10065402), (3, 6710268), (4, 5032701), (6, 3355134), (9, 2236756), (12, 1677567), (18, 1118378), (19, 1059516), (36, 559189), (38, 529758), (57, 353172), (76, 264879), (114, 176586), (171, 117724), (228, 88293), (342, 58862), (361, 55764), (684, 29431), (722, 27882), (1083, 18588), (1444, 13941), (1549, 12996), (2166, 9294), (3098, 6498), (3249, 6196), (4332, 4647)]