19065984

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 59633280

約数和(自身を除く): 40567296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 64, 82, 84, 96, 112, 123, 128, 164, 168, 173, 192, 224, 246, 287, 328, 336, 346, 384, 448, 492, 519, 574, 656, 672, 692, 861, 896, 984, 1038, 1148, 1211, 1312, 1344, 1384, 1722, 1968, 2076, 2296, 2422, 2624, 2688, 2768, 3444, 3633, 3936, 4152, 4592, 4844, 5248, 5536, 6888, 7093, 7266, 7872, 8304, 9184, 9688, 11072, 13776, 14186, 14532, 15744, 16608, 18368, 19376, 21279, 22144, 27552, 28372, 29064, 33216, 36736, 38752, 42558, 49651, 55104, 56744, 58128, 66432, 77504, 85116, 99302, 110208, 113488, 116256, 148953, 155008, 170232, 198604, 226976, 232512, 297906, 340464, 397208, 453952, 465024, 595812, 680928, 794416, 907904, 1191624, 1361856, 1588832, 2383248, 2723712, 3177664, 4766496, 6355328, 9532992, 19065984]

約数ペア:

[(1, 19065984), (2, 9532992), (3, 6355328), (4, 4766496), (6, 3177664), (7, 2723712), (8, 2383248), (12, 1588832), (14, 1361856), (16, 1191624), (21, 907904), (24, 794416), (28, 680928), (32, 595812), (41, 465024), (42, 453952), (48, 397208), (56, 340464), (64, 297906), (82, 232512), (84, 226976), (96, 198604), (112, 170232), (123, 155008), (128, 148953), (164, 116256), (168, 113488), (173, 110208), (192, 99302), (224, 85116), (246, 77504), (287, 66432), (328, 58128), (336, 56744), (346, 55104), (384, 49651), (448, 42558), (492, 38752), (519, 36736), (574, 33216), (656, 29064), (672, 28372), (692, 27552), (861, 22144), (896, 21279), (984, 19376), (1038, 18368), (1148, 16608), (1211, 15744), (1312, 14532), (1344, 14186), (1384, 13776), (1722, 11072), (1968, 9688), (2076, 9184), (2296, 8304), (2422, 7872), (2624, 7266), (2688, 7093), (2768, 6888), (3444, 5536), (3633, 5248), (3936, 4844), (4152, 4592)]