20065052

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 41717760

約数和(自身を除く): 21652708

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 158, 188, 193, 316, 329, 386, 553, 658, 772, 1106, 1316, 1351, 2212, 2702, 3713, 5404, 7426, 9071, 14852, 15247, 18142, 25991, 30494, 36284, 51982, 60988, 63497, 103964, 106729, 126994, 213458, 253988, 426916, 716609, 1433218, 2866436, 5016263, 10032526, 20065052]

約数ペア:

[(1, 20065052), (2, 10032526), (4, 5016263), (7, 2866436), (14, 1433218), (28, 716609), (47, 426916), (79, 253988), (94, 213458), (158, 126994), (188, 106729), (193, 103964), (316, 63497), (329, 60988), (386, 51982), (553, 36284), (658, 30494), (772, 25991), (1106, 18142), (1316, 15247), (1351, 14852), (2212, 9071), (2702, 7426), (3713, 5404)]