19571328

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{809}}^1$

素因数の和:839

約数の個数: 128

約数和(自身を含む): 66096000

約数和(自身を除く): 46524672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 809, 864, 896, 1008, 1152, 1344, 1512, 1618, 1728, 2016, 2427, 2688, 3024, 3236, 3456, 4032, 4854, 5663, 6048, 6472, 7281, 8064, 9708, 11326, 12096, 12944, 14562, 16989, 19416, 21843, 22652, 24192, 25888, 29124, 33978, 38832, 43686, 45304, 50967, 51776, 58248, 67956, 77664, 87372, 90608, 101934, 103552, 116496, 135912, 152901, 155328, 174744, 181216, 203868, 232992, 271824, 305802, 310656, 349488, 362432, 407736, 465984, 543648, 611604, 698976, 724864, 815472, 931968, 1087296, 1223208, 1397952, 1630944, 2174592, 2446416, 2795904, 3261888, 4892832, 6523776, 9785664, 19571328]

約数ペア:

[(1, 19571328), (2, 9785664), (3, 6523776), (4, 4892832), (6, 3261888), (7, 2795904), (8, 2446416), (9, 2174592), (12, 1630944), (14, 1397952), (16, 1223208), (18, 1087296), (21, 931968), (24, 815472), (27, 724864), (28, 698976), (32, 611604), (36, 543648), (42, 465984), (48, 407736), (54, 362432), (56, 349488), (63, 310656), (64, 305802), (72, 271824), (84, 232992), (96, 203868), (108, 181216), (112, 174744), (126, 155328), (128, 152901), (144, 135912), (168, 116496), (189, 103552), (192, 101934), (216, 90608), (224, 87372), (252, 77664), (288, 67956), (336, 58248), (378, 51776), (384, 50967), (432, 45304), (448, 43686), (504, 38832), (576, 33978), (672, 29124), (756, 25888), (809, 24192), (864, 22652), (896, 21843), (1008, 19416), (1152, 16989), (1344, 14562), (1512, 12944), (1618, 12096), (1728, 11326), (2016, 9708), (2427, 8064), (2688, 7281), (3024, 6472), (3236, 6048), (3456, 5663), (4032, 4854)]