20873736

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:823

約数の個数: 96

約数和(自身を含む): 63063000

約数和(自身を除く): 42189264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 29, 36, 39, 52, 58, 72, 78, 87, 104, 116, 117, 156, 174, 232, 234, 261, 312, 348, 377, 468, 522, 696, 754, 769, 936, 1044, 1131, 1508, 1538, 2088, 2262, 2307, 3016, 3076, 3393, 4524, 4614, 6152, 6786, 6921, 9048, 9228, 9997, 13572, 13842, 18456, 19994, 22301, 27144, 27684, 29991, 39988, 44602, 55368, 59982, 66903, 79976, 89204, 89973, 119964, 133806, 178408, 179946, 200709, 239928, 267612, 289913, 359892, 401418, 535224, 579826, 719784, 802836, 869739, 1159652, 1605672, 1739478, 2319304, 2609217, 3478956, 5218434, 6957912, 10436868, 20873736]

約数ペア:

[(1, 20873736), (2, 10436868), (3, 6957912), (4, 5218434), (6, 3478956), (8, 2609217), (9, 2319304), (12, 1739478), (13, 1605672), (18, 1159652), (24, 869739), (26, 802836), (29, 719784), (36, 579826), (39, 535224), (52, 401418), (58, 359892), (72, 289913), (78, 267612), (87, 239928), (104, 200709), (116, 179946), (117, 178408), (156, 133806), (174, 119964), (232, 89973), (234, 89204), (261, 79976), (312, 66903), (348, 59982), (377, 55368), (468, 44602), (522, 39988), (696, 29991), (754, 27684), (769, 27144), (936, 22301), (1044, 19994), (1131, 18456), (1508, 13842), (1538, 13572), (2088, 9997), (2262, 9228), (2307, 9048), (3016, 6921), (3076, 6786), (3393, 6152), (4524, 4614)]