18180927438

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{38783}}^1$

素因数の和:38933

約数の個数: 64

約数和(自身を含む): 39317667840

約数和(自身を除く): 21136740402

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 79, 86, 129, 138, 158, 237, 258, 474, 989, 1817, 1978, 2967, 3397, 3634, 5451, 5934, 6794, 10191, 10902, 20382, 38783, 77566, 78131, 116349, 156262, 232698, 234393, 468786, 892009, 1667669, 1784018, 2676027, 3063857, 3335338, 5003007, 5352054, 6127714, 9191571, 10006014, 18383142, 38356387, 70468711, 76712774, 115069161, 131745851, 140937422, 211406133, 230138322, 263491702, 395237553, 422812266, 790475106, 3030154573, 6060309146, 9090463719, 18180927438]

約数ペア:

[(1, 18180927438), (2, 9090463719), (3, 6060309146), (6, 3030154573), (23, 790475106), (43, 422812266), (46, 395237553), (69, 263491702), (79, 230138322), (86, 211406133), (129, 140937422), (138, 131745851), (158, 115069161), (237, 76712774), (258, 70468711), (474, 38356387), (989, 18383142), (1817, 10006014), (1978, 9191571), (2967, 6127714), (3397, 5352054), (3634, 5003007), (5451, 3335338), (5934, 3063857), (6794, 2676027), (10191, 1784018), (10902, 1667669), (20382, 892009), (38783, 468786), (77566, 234393), (78131, 232698), (116349, 156262)]