18837936

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 58902480

約数和(自身を除く): 40064544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 347, 348, 377, 464, 468, 522, 624, 694, 696, 754, 936, 1041, 1044, 1131, 1388, 1392, 1508, 1872, 2082, 2088, 2262, 2776, 3016, 3123, 3393, 4164, 4176, 4511, 4524, 5552, 6032, 6246, 6786, 8328, 9022, 9048, 10063, 12492, 13533, 13572, 16656, 18044, 18096, 20126, 24984, 27066, 27144, 30189, 36088, 40252, 40599, 49968, 54132, 54288, 60378, 72176, 80504, 81198, 90567, 108264, 120756, 130819, 161008, 162396, 181134, 216528, 241512, 261638, 324792, 362268, 392457, 483024, 523276, 649584, 724536, 784914, 1046552, 1177371, 1449072, 1569828, 2093104, 2354742, 3139656, 4709484, 6279312, 9418968, 18837936]

約数ペア:

[(1, 18837936), (2, 9418968), (3, 6279312), (4, 4709484), (6, 3139656), (8, 2354742), (9, 2093104), (12, 1569828), (13, 1449072), (16, 1177371), (18, 1046552), (24, 784914), (26, 724536), (29, 649584), (36, 523276), (39, 483024), (48, 392457), (52, 362268), (58, 324792), (72, 261638), (78, 241512), (87, 216528), (104, 181134), (116, 162396), (117, 161008), (144, 130819), (156, 120756), (174, 108264), (208, 90567), (232, 81198), (234, 80504), (261, 72176), (312, 60378), (347, 54288), (348, 54132), (377, 49968), (464, 40599), (468, 40252), (522, 36088), (624, 30189), (694, 27144), (696, 27066), (754, 24984), (936, 20126), (1041, 18096), (1044, 18044), (1131, 16656), (1388, 13572), (1392, 13533), (1508, 12492), (1872, 10063), (2082, 9048), (2088, 9022), (2262, 8328), (2776, 6786), (3016, 6246), (3123, 6032), (3393, 5552), (4164, 4524), (4176, 4511)]