18727566

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 46801152

約数和(自身を除く): 28073586

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 73, 78, 138, 143, 146, 169, 219, 253, 286, 299, 338, 429, 438, 506, 507, 598, 759, 803, 858, 897, 949, 1014, 1518, 1606, 1679, 1794, 1859, 1898, 2409, 2847, 3289, 3358, 3718, 3887, 4818, 5037, 5577, 5694, 6578, 7774, 9867, 10074, 10439, 11154, 11661, 12337, 18469, 19734, 20878, 21827, 23322, 24674, 31317, 36938, 37011, 42757, 43654, 55407, 62634, 65481, 74022, 85514, 110814, 128271, 130962, 135707, 240097, 256542, 271414, 283751, 407121, 480194, 567502, 720291, 814242, 851253, 1440582, 1702506, 3121261, 6242522, 9363783, 18727566]

約数ペア:

[(1, 18727566), (2, 9363783), (3, 6242522), (6, 3121261), (11, 1702506), (13, 1440582), (22, 851253), (23, 814242), (26, 720291), (33, 567502), (39, 480194), (46, 407121), (66, 283751), (69, 271414), (73, 256542), (78, 240097), (138, 135707), (143, 130962), (146, 128271), (169, 110814), (219, 85514), (253, 74022), (286, 65481), (299, 62634), (338, 55407), (429, 43654), (438, 42757), (506, 37011), (507, 36938), (598, 31317), (759, 24674), (803, 23322), (858, 21827), (897, 20878), (949, 19734), (1014, 18469), (1518, 12337), (1606, 11661), (1679, 11154), (1794, 10439), (1859, 10074), (1898, 9867), (2409, 7774), (2847, 6578), (3289, 5694), (3358, 5577), (3718, 5037), (3887, 4818)]