18253818

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:93

約数の個数: 108

約数和(自身を含む): 47772270

約数和(自身を除く): 29518452

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 29, 33, 34, 51, 58, 66, 87, 99, 102, 121, 153, 174, 187, 198, 242, 261, 289, 306, 319, 363, 374, 493, 522, 561, 578, 638, 726, 867, 957, 986, 1089, 1122, 1479, 1683, 1734, 1914, 2057, 2178, 2601, 2871, 2958, 3179, 3366, 3509, 4114, 4437, 5202, 5423, 5742, 6171, 6358, 7018, 8381, 8874, 9537, 10527, 10846, 12342, 16269, 16762, 18513, 19074, 21054, 25143, 28611, 31581, 32538, 34969, 37026, 48807, 50286, 57222, 59653, 63162, 69938, 75429, 92191, 97614, 104907, 119306, 150858, 178959, 184382, 209814, 276573, 314721, 357918, 536877, 553146, 629442, 829719, 1014101, 1073754, 1659438, 2028202, 3042303, 6084606, 9126909, 18253818]

約数ペア:

[(1, 18253818), (2, 9126909), (3, 6084606), (6, 3042303), (9, 2028202), (11, 1659438), (17, 1073754), (18, 1014101), (22, 829719), (29, 629442), (33, 553146), (34, 536877), (51, 357918), (58, 314721), (66, 276573), (87, 209814), (99, 184382), (102, 178959), (121, 150858), (153, 119306), (174, 104907), (187, 97614), (198, 92191), (242, 75429), (261, 69938), (289, 63162), (306, 59653), (319, 57222), (363, 50286), (374, 48807), (493, 37026), (522, 34969), (561, 32538), (578, 31581), (638, 28611), (726, 25143), (867, 21054), (957, 19074), (986, 18513), (1089, 16762), (1122, 16269), (1479, 12342), (1683, 10846), (1734, 10527), (1914, 9537), (2057, 8874), (2178, 8381), (2601, 7018), (2871, 6358), (2958, 6171), (3179, 5742), (3366, 5423), (3509, 5202), (4114, 4437)]