18865728

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{4679}}^1$

素因数の和:4704

約数の個数: 84

約数和(自身を含む): 61813440

約数和(自身を除く): 42947712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 4679, 9358, 14037, 18716, 28074, 32753, 37432, 42111, 56148, 65506, 74864, 84222, 98259, 112296, 131012, 149728, 168444, 196518, 224592, 262024, 294777, 299456, 336888, 393036, 449184, 524048, 589554, 673776, 786072, 898368, 1048096, 1179108, 1347552, 1572144, 2096192, 2358216, 2695104, 3144288, 4716432, 6288576, 9432864, 18865728]

約数ペア:

[(1, 18865728), (2, 9432864), (3, 6288576), (4, 4716432), (6, 3144288), (7, 2695104), (8, 2358216), (9, 2096192), (12, 1572144), (14, 1347552), (16, 1179108), (18, 1048096), (21, 898368), (24, 786072), (28, 673776), (32, 589554), (36, 524048), (42, 449184), (48, 393036), (56, 336888), (63, 299456), (64, 294777), (72, 262024), (84, 224592), (96, 196518), (112, 168444), (126, 149728), (144, 131012), (168, 112296), (192, 98259), (224, 84222), (252, 74864), (288, 65506), (336, 56148), (448, 42111), (504, 37432), (576, 32753), (672, 28074), (1008, 18716), (1344, 14037), (2016, 9358), (4032, 4679)]