16819712

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:76

約数の個数: 120

約数和(自身を含む): 43653456

約数和(自身を除く): 26833744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 256, 266, 304, 361, 364, 416, 448, 494, 512, 532, 608, 722, 728, 832, 896, 988, 1064, 1216, 1444, 1456, 1664, 1729, 1792, 1976, 2128, 2432, 2527, 2888, 2912, 3328, 3458, 3584, 3952, 4256, 4693, 4864, 5054, 5776, 5824, 6656, 6916, 7904, 8512, 9386, 9728, 10108, 11552, 11648, 13832, 15808, 17024, 18772, 20216, 23104, 23296, 27664, 31616, 32851, 34048, 37544, 40432, 46208, 46592, 55328, 63232, 65702, 68096, 75088, 80864, 92416, 110656, 126464, 131404, 150176, 161728, 184832, 221312, 262808, 300352, 323456, 442624, 525616, 600704, 646912, 885248, 1051232, 1201408, 1293824, 2102464, 2402816, 4204928, 8409856, 16819712]

約数ペア:

[(1, 16819712), (2, 8409856), (4, 4204928), (7, 2402816), (8, 2102464), (13, 1293824), (14, 1201408), (16, 1051232), (19, 885248), (26, 646912), (28, 600704), (32, 525616), (38, 442624), (52, 323456), (56, 300352), (64, 262808), (76, 221312), (91, 184832), (104, 161728), (112, 150176), (128, 131404), (133, 126464), (152, 110656), (182, 92416), (208, 80864), (224, 75088), (247, 68096), (256, 65702), (266, 63232), (304, 55328), (361, 46592), (364, 46208), (416, 40432), (448, 37544), (494, 34048), (512, 32851), (532, 31616), (608, 27664), (722, 23296), (728, 23104), (832, 20216), (896, 18772), (988, 17024), (1064, 15808), (1216, 13832), (1444, 11648), (1456, 11552), (1664, 10108), (1729, 9728), (1792, 9386), (1976, 8512), (2128, 7904), (2432, 6916), (2527, 6656), (2888, 5824), (2912, 5776), (3328, 5054), (3458, 4864), (3584, 4693), (3952, 4256)]