20567904

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 62447616

約数和(自身を除く): 41879712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 127, 168, 224, 241, 254, 336, 381, 482, 508, 672, 723, 762, 889, 964, 1016, 1446, 1524, 1687, 1778, 1928, 2032, 2667, 2892, 3048, 3374, 3556, 3856, 4064, 5061, 5334, 5784, 6096, 6748, 7112, 7712, 10122, 10668, 11568, 12192, 13496, 14224, 20244, 21336, 23136, 26992, 28448, 30607, 40488, 42672, 53984, 61214, 80976, 85344, 91821, 122428, 161952, 183642, 214249, 244856, 367284, 428498, 489712, 642747, 734568, 856996, 979424, 1285494, 1469136, 1713992, 2570988, 2938272, 3427984, 5141976, 6855968, 10283952, 20567904]

約数ペア:

[(1, 20567904), (2, 10283952), (3, 6855968), (4, 5141976), (6, 3427984), (7, 2938272), (8, 2570988), (12, 1713992), (14, 1469136), (16, 1285494), (21, 979424), (24, 856996), (28, 734568), (32, 642747), (42, 489712), (48, 428498), (56, 367284), (84, 244856), (96, 214249), (112, 183642), (127, 161952), (168, 122428), (224, 91821), (241, 85344), (254, 80976), (336, 61214), (381, 53984), (482, 42672), (508, 40488), (672, 30607), (723, 28448), (762, 26992), (889, 23136), (964, 21336), (1016, 20244), (1446, 14224), (1524, 13496), (1687, 12192), (1778, 11568), (1928, 10668), (2032, 10122), (2667, 7712), (2892, 7112), (3048, 6748), (3374, 6096), (3556, 5784), (3856, 5334), (4064, 5061)]