18395216

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 43878144

約数和(自身を除く): 25482928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 37, 46, 56, 74, 92, 112, 148, 161, 184, 193, 259, 296, 322, 368, 386, 518, 592, 644, 772, 851, 1036, 1288, 1351, 1544, 1702, 2072, 2576, 2702, 3088, 3404, 4144, 4439, 5404, 5957, 6808, 7141, 8878, 10808, 11914, 13616, 14282, 17756, 21616, 23828, 28564, 31073, 35512, 47656, 49987, 57128, 62146, 71024, 95312, 99974, 114256, 124292, 164243, 199948, 248584, 328486, 399896, 497168, 656972, 799792, 1149701, 1313944, 2299402, 2627888, 4598804, 9197608, 18395216]

約数ペア:

[(1, 18395216), (2, 9197608), (4, 4598804), (7, 2627888), (8, 2299402), (14, 1313944), (16, 1149701), (23, 799792), (28, 656972), (37, 497168), (46, 399896), (56, 328486), (74, 248584), (92, 199948), (112, 164243), (148, 124292), (161, 114256), (184, 99974), (193, 95312), (259, 71024), (296, 62146), (322, 57128), (368, 49987), (386, 47656), (518, 35512), (592, 31073), (644, 28564), (772, 23828), (851, 21616), (1036, 17756), (1288, 14282), (1351, 13616), (1544, 11914), (1702, 10808), (2072, 8878), (2576, 7141), (2702, 6808), (3088, 5957), (3404, 5404), (4144, 4439)]