18427416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 39633384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 23, 24, 28, 38, 42, 46, 56, 57, 69, 76, 84, 92, 114, 133, 138, 152, 161, 168, 184, 228, 251, 266, 276, 322, 399, 437, 456, 483, 502, 532, 552, 644, 753, 798, 874, 966, 1004, 1064, 1288, 1311, 1506, 1596, 1748, 1757, 1932, 2008, 2622, 3012, 3059, 3192, 3496, 3514, 3864, 4769, 5244, 5271, 5773, 6024, 6118, 7028, 9177, 9538, 10488, 10542, 11546, 12236, 14056, 14307, 17319, 18354, 19076, 21084, 23092, 24472, 28614, 33383, 34638, 36708, 38152, 40411, 42168, 46184, 57228, 66766, 69276, 73416, 80822, 100149, 109687, 114456, 121233, 133532, 138552, 161644, 200298, 219374, 242466, 267064, 323288, 329061, 400596, 438748, 484932, 658122, 767809, 801192, 877496, 969864, 1316244, 1535618, 2303427, 2632488, 3071236, 4606854, 6142472, 9213708, 18427416]

約数ペア:

[(1, 18427416), (2, 9213708), (3, 6142472), (4, 4606854), (6, 3071236), (7, 2632488), (8, 2303427), (12, 1535618), (14, 1316244), (19, 969864), (21, 877496), (23, 801192), (24, 767809), (28, 658122), (38, 484932), (42, 438748), (46, 400596), (56, 329061), (57, 323288), (69, 267064), (76, 242466), (84, 219374), (92, 200298), (114, 161644), (133, 138552), (138, 133532), (152, 121233), (161, 114456), (168, 109687), (184, 100149), (228, 80822), (251, 73416), (266, 69276), (276, 66766), (322, 57228), (399, 46184), (437, 42168), (456, 40411), (483, 38152), (502, 36708), (532, 34638), (552, 33383), (644, 28614), (753, 24472), (798, 23092), (874, 21084), (966, 19076), (1004, 18354), (1064, 17319), (1288, 14307), (1311, 14056), (1506, 12236), (1596, 11546), (1748, 10542), (1757, 10488), (1932, 9538), (2008, 9177), (2622, 7028), (3012, 6118), (3059, 6024), (3192, 5773), (3496, 5271), (3514, 5244), (3864, 4769)]