20172655314

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{3217}}^1$

素因数の和:3601

約数の個数: 128

約数和(自身を含む): 52381831680

約数和(自身を除く): 32209176366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 106, 126, 159, 189, 313, 318, 371, 378, 477, 626, 742, 939, 954, 1113, 1431, 1878, 2191, 2226, 2817, 2862, 3217, 3339, 4382, 5634, 6434, 6573, 6678, 8451, 9651, 10017, 13146, 16589, 16902, 19302, 19719, 20034, 22519, 28953, 33178, 39438, 45038, 49767, 57906, 59157, 67557, 86859, 99534, 116123, 118314, 135114, 149301, 170501, 173718, 202671, 232246, 298602, 341002, 348369, 405342, 447903, 511503, 608013, 696738, 895806, 1006921, 1023006, 1045107, 1193507, 1216026, 1534509, 2013842, 2090214, 2387014, 3020763, 3069018, 3135321, 3580521, 4603527, 6041526, 6270642, 7048447, 7161042, 9062289, 9207054, 10741563, 14096894, 18124578, 21145341, 21483126, 27186867, 32224689, 42290682, 53366813, 54373734, 63436023, 64449378, 106733626, 126872046, 160100439, 190308069, 320200878, 373567691, 380616138, 480301317, 747135382, 960602634, 1120703073, 1440903951, 2241406146, 2881807902, 3362109219, 6724218438, 10086327657, 20172655314]

約数ペア:

[(1, 20172655314), (2, 10086327657), (3, 6724218438), (6, 3362109219), (7, 2881807902), (9, 2241406146), (14, 1440903951), (18, 1120703073), (21, 960602634), (27, 747135382), (42, 480301317), (53, 380616138), (54, 373567691), (63, 320200878), (106, 190308069), (126, 160100439), (159, 126872046), (189, 106733626), (313, 64449378), (318, 63436023), (371, 54373734), (378, 53366813), (477, 42290682), (626, 32224689), (742, 27186867), (939, 21483126), (954, 21145341), (1113, 18124578), (1431, 14096894), (1878, 10741563), (2191, 9207054), (2226, 9062289), (2817, 7161042), (2862, 7048447), (3217, 6270642), (3339, 6041526), (4382, 4603527), (5634, 3580521), (6434, 3135321), (6573, 3069018), (6678, 3020763), (8451, 2387014), (9651, 2090214), (10017, 2013842), (13146, 1534509), (16589, 1216026), (16902, 1193507), (19302, 1045107), (19719, 1023006), (20034, 1006921), (22519, 895806), (28953, 696738), (33178, 608013), (39438, 511503), (45038, 447903), (49767, 405342), (57906, 348369), (59157, 341002), (67557, 298602), (86859, 232246), (99534, 202671), (116123, 173718), (118314, 170501), (135114, 149301)]