18888979648

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{81553}}^1$

素因数の和:81630

約数の個数: 112

約数和(自身を含む): 47726705664

約数和(自身を除く): 28837726016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 77, 88, 94, 112, 154, 176, 188, 224, 308, 329, 352, 376, 448, 517, 616, 658, 704, 752, 1034, 1232, 1316, 1504, 2068, 2464, 2632, 3008, 3619, 4136, 4928, 5264, 7238, 8272, 10528, 14476, 16544, 21056, 28952, 33088, 57904, 81553, 115808, 163106, 231616, 326212, 570871, 652424, 897083, 1141742, 1304848, 1794166, 2283484, 2609696, 3588332, 3832991, 4566968, 5219392, 6279581, 7176664, 7665982, 9133936, 12559162, 14353328, 15331964, 18267872, 25118324, 26830937, 28706656, 30663928, 36535744, 42162901, 50236648, 53661874, 57413312, 61327856, 84325802, 100473296, 107323748, 122655712, 168651604, 200946592, 214647496, 245311424, 295140307, 337303208, 401893184, 429294992, 590280614, 674606416, 858589984, 1180561228, 1349212832, 1717179968, 2361122456, 2698425664, 4722244912, 9444489824, 18888979648]

約数ペア:

[(1, 18888979648), (2, 9444489824), (4, 4722244912), (7, 2698425664), (8, 2361122456), (11, 1717179968), (14, 1349212832), (16, 1180561228), (22, 858589984), (28, 674606416), (32, 590280614), (44, 429294992), (47, 401893184), (56, 337303208), (64, 295140307), (77, 245311424), (88, 214647496), (94, 200946592), (112, 168651604), (154, 122655712), (176, 107323748), (188, 100473296), (224, 84325802), (308, 61327856), (329, 57413312), (352, 53661874), (376, 50236648), (448, 42162901), (517, 36535744), (616, 30663928), (658, 28706656), (704, 26830937), (752, 25118324), (1034, 18267872), (1232, 15331964), (1316, 14353328), (1504, 12559162), (2068, 9133936), (2464, 7665982), (2632, 7176664), (3008, 6279581), (3619, 5219392), (4136, 4566968), (4928, 3832991), (5264, 3588332), (7238, 2609696), (8272, 2283484), (10528, 1794166), (14476, 1304848), (16544, 1141742), (21056, 897083), (28952, 652424), (33088, 570871), (57904, 326212), (81553, 231616), (115808, 163106)]