1981330264

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{94421}}^1$

素因数の和:94531

約数の個数: 32

約数和(自身を含む): 3863748240

約数和(自身を除く): 1882417976

約数列:

[1, 2, 4, 8, 43, 61, 86, 122, 172, 244, 344, 488, 2623, 5246, 10492, 20984, 94421, 188842, 377684, 755368, 4060103, 5759681, 8120206, 11519362, 16240412, 23038724, 32480824, 46077448, 247666283, 495332566, 990665132, 1981330264]

約数ペア:

[(1, 1981330264), (2, 990665132), (4, 495332566), (8, 247666283), (43, 46077448), (61, 32480824), (86, 23038724), (122, 16240412), (172, 11519362), (244, 8120206), (344, 5759681), (488, 4060103), (2623, 755368), (5246, 377684), (10492, 188842), (20984, 94421)]