20632472

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 46932480

約数和(自身を除く): 26300008

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 83, 92, 161, 166, 184, 193, 322, 332, 386, 581, 644, 664, 772, 1162, 1288, 1351, 1544, 1909, 2324, 2702, 3818, 4439, 4648, 5404, 7636, 8878, 10808, 13363, 15272, 16019, 17756, 26726, 31073, 32038, 35512, 53452, 62146, 64076, 106904, 112133, 124292, 128152, 224266, 248584, 368437, 448532, 736874, 897064, 1473748, 2579059, 2947496, 5158118, 10316236, 20632472]

約数ペア:

[(1, 20632472), (2, 10316236), (4, 5158118), (7, 2947496), (8, 2579059), (14, 1473748), (23, 897064), (28, 736874), (46, 448532), (56, 368437), (83, 248584), (92, 224266), (161, 128152), (166, 124292), (184, 112133), (193, 106904), (322, 64076), (332, 62146), (386, 53452), (581, 35512), (644, 32038), (664, 31073), (772, 26726), (1162, 17756), (1288, 16019), (1351, 15272), (1544, 13363), (1909, 10808), (2324, 8878), (2702, 7636), (3818, 5404), (4439, 4648)]