12291328

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^3$

素因数の和:80

約数の個数: 72

約数和(自身を含む): 29597120

約数和(自身を除く): 17305792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 361, 448, 532, 608, 722, 896, 1064, 1216, 1444, 1792, 2128, 2432, 2527, 2888, 4256, 4864, 5054, 5776, 6859, 8512, 10108, 11552, 13718, 17024, 20216, 23104, 27436, 34048, 40432, 46208, 48013, 54872, 80864, 92416, 96026, 109744, 161728, 192052, 219488, 323456, 384104, 438976, 646912, 768208, 877952, 1536416, 1755904, 3072832, 6145664, 12291328]

約数ペア:

[(1, 12291328), (2, 6145664), (4, 3072832), (7, 1755904), (8, 1536416), (14, 877952), (16, 768208), (19, 646912), (28, 438976), (32, 384104), (38, 323456), (56, 219488), (64, 192052), (76, 161728), (112, 109744), (128, 96026), (133, 92416), (152, 80864), (224, 54872), (256, 48013), (266, 46208), (304, 40432), (361, 34048), (448, 27436), (532, 23104), (608, 20216), (722, 17024), (896, 13718), (1064, 11552), (1216, 10108), (1444, 8512), (1792, 6859), (2128, 5776), (2432, 5054), (2527, 4864), (2888, 4256)]