18410868

素因数分解:

$2^2\times 3^3\times 7^4\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 120

約数和(自身を含む): 56468160

約数和(自身を除く): 38057292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 71, 84, 98, 108, 126, 142, 147, 189, 196, 213, 252, 284, 294, 343, 378, 426, 441, 497, 588, 639, 686, 756, 852, 882, 994, 1029, 1278, 1323, 1372, 1491, 1764, 1917, 1988, 2058, 2401, 2556, 2646, 2982, 3087, 3479, 3834, 4116, 4473, 4802, 5292, 5964, 6174, 6958, 7203, 7668, 8946, 9261, 9604, 10437, 12348, 13419, 13916, 14406, 17892, 18522, 20874, 21609, 24353, 26838, 28812, 31311, 37044, 41748, 43218, 48706, 53676, 62622, 64827, 73059, 86436, 93933, 97412, 125244, 129654, 146118, 170471, 187866, 219177, 259308, 292236, 340942, 375732, 438354, 511413, 657531, 681884, 876708, 1022826, 1315062, 1534239, 2045652, 2630124, 3068478, 4602717, 6136956, 9205434, 18410868]

約数ペア:

[(1, 18410868), (2, 9205434), (3, 6136956), (4, 4602717), (6, 3068478), (7, 2630124), (9, 2045652), (12, 1534239), (14, 1315062), (18, 1022826), (21, 876708), (27, 681884), (28, 657531), (36, 511413), (42, 438354), (49, 375732), (54, 340942), (63, 292236), (71, 259308), (84, 219177), (98, 187866), (108, 170471), (126, 146118), (142, 129654), (147, 125244), (189, 97412), (196, 93933), (213, 86436), (252, 73059), (284, 64827), (294, 62622), (343, 53676), (378, 48706), (426, 43218), (441, 41748), (497, 37044), (588, 31311), (639, 28812), (686, 26838), (756, 24353), (852, 21609), (882, 20874), (994, 18522), (1029, 17892), (1278, 14406), (1323, 13916), (1372, 13419), (1491, 12348), (1764, 10437), (1917, 9604), (1988, 9261), (2058, 8946), (2401, 7668), (2556, 7203), (2646, 6958), (2982, 6174), (3087, 5964), (3479, 5292), (3834, 4802), (4116, 4473)]