16578464

素因数分解:

$2^5\times 7^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 38710980

約数和(自身を除く): 22132516

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 97, 98, 109, 112, 194, 196, 218, 224, 388, 392, 436, 679, 763, 776, 784, 872, 1358, 1526, 1552, 1568, 1744, 2716, 3052, 3104, 3488, 4753, 5341, 5432, 6104, 9506, 10573, 10682, 10864, 12208, 19012, 21146, 21364, 21728, 24416, 38024, 42292, 42728, 74011, 76048, 84584, 85456, 148022, 152096, 169168, 170912, 296044, 338336, 518077, 592088, 1036154, 1184176, 2072308, 2368352, 4144616, 8289232, 16578464]

約数ペア:

[(1, 16578464), (2, 8289232), (4, 4144616), (7, 2368352), (8, 2072308), (14, 1184176), (16, 1036154), (28, 592088), (32, 518077), (49, 338336), (56, 296044), (97, 170912), (98, 169168), (109, 152096), (112, 148022), (194, 85456), (196, 84584), (218, 76048), (224, 74011), (388, 42728), (392, 42292), (436, 38024), (679, 24416), (763, 21728), (776, 21364), (784, 21146), (872, 19012), (1358, 12208), (1526, 10864), (1552, 10682), (1568, 10573), (1744, 9506), (2716, 6104), (3052, 5432), (3104, 5341), (3488, 4753)]