18812574

素因数分解:

$2^1\times 3^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:74

約数の個数: 128

約数和(自身を含む): 51010560

約数和(自身を除く): 32197986

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 23, 27, 33, 34, 46, 51, 54, 66, 69, 81, 99, 102, 138, 153, 162, 187, 198, 207, 243, 253, 297, 306, 374, 391, 414, 459, 486, 506, 561, 594, 621, 729, 759, 782, 891, 918, 1122, 1173, 1242, 1377, 1458, 1518, 1683, 1782, 1863, 2187, 2277, 2346, 2673, 2754, 3366, 3519, 3726, 4131, 4301, 4374, 4554, 5049, 5346, 5589, 6831, 7038, 8019, 8262, 8602, 10098, 10557, 11178, 12393, 12903, 13662, 15147, 16038, 16767, 20493, 21114, 24057, 24786, 25806, 30294, 31671, 33534, 37179, 38709, 40986, 45441, 48114, 50301, 61479, 63342, 74358, 77418, 90882, 95013, 100602, 116127, 122958, 136323, 184437, 190026, 232254, 272646, 285039, 348381, 368874, 408969, 553311, 570078, 696762, 817938, 855117, 1045143, 1106622, 1710234, 2090286, 3135429, 6270858, 9406287, 18812574]

約数ペア:

[(1, 18812574), (2, 9406287), (3, 6270858), (6, 3135429), (9, 2090286), (11, 1710234), (17, 1106622), (18, 1045143), (22, 855117), (23, 817938), (27, 696762), (33, 570078), (34, 553311), (46, 408969), (51, 368874), (54, 348381), (66, 285039), (69, 272646), (81, 232254), (99, 190026), (102, 184437), (138, 136323), (153, 122958), (162, 116127), (187, 100602), (198, 95013), (207, 90882), (243, 77418), (253, 74358), (297, 63342), (306, 61479), (374, 50301), (391, 48114), (414, 45441), (459, 40986), (486, 38709), (506, 37179), (561, 33534), (594, 31671), (621, 30294), (729, 25806), (759, 24786), (782, 24057), (891, 21114), (918, 20493), (1122, 16767), (1173, 16038), (1242, 15147), (1377, 13662), (1458, 12903), (1518, 12393), (1683, 11178), (1782, 10557), (1863, 10098), (2187, 8602), (2277, 8262), (2346, 8019), (2673, 7038), (2754, 6831), (3366, 5589), (3519, 5346), (3726, 5049), (4131, 4554), (4301, 4374)]