18770292

素因数分解:

$2^2\times 3^6\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 84

約数和(自身を含む): 50772036

約数和(自身を除く): 32001744

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 157, 162, 164, 243, 246, 314, 324, 369, 471, 486, 492, 628, 729, 738, 942, 972, 1107, 1413, 1458, 1476, 1884, 2214, 2826, 2916, 3321, 4239, 4428, 5652, 6437, 6642, 8478, 9963, 12717, 12874, 13284, 16956, 19311, 19926, 25434, 25748, 29889, 38151, 38622, 39852, 50868, 57933, 59778, 76302, 77244, 114453, 115866, 119556, 152604, 173799, 228906, 231732, 347598, 457812, 521397, 695196, 1042794, 1564191, 2085588, 3128382, 4692573, 6256764, 9385146, 18770292]

約数ペア:

[(1, 18770292), (2, 9385146), (3, 6256764), (4, 4692573), (6, 3128382), (9, 2085588), (12, 1564191), (18, 1042794), (27, 695196), (36, 521397), (41, 457812), (54, 347598), (81, 231732), (82, 228906), (108, 173799), (123, 152604), (157, 119556), (162, 115866), (164, 114453), (243, 77244), (246, 76302), (314, 59778), (324, 57933), (369, 50868), (471, 39852), (486, 38622), (492, 38151), (628, 29889), (729, 25748), (738, 25434), (942, 19926), (972, 19311), (1107, 16956), (1413, 13284), (1458, 12874), (1476, 12717), (1884, 9963), (2214, 8478), (2826, 6642), (2916, 6437), (3321, 5652), (4239, 4428)]