20182868321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:966

約数の個数: 64

約数和(自身を含む): 26382827520

約数和(自身を除く): 6199959199

約数列:

[1, 7, 11, 41, 71, 77, 127, 287, 451, 497, 709, 781, 889, 1397, 2911, 3157, 4963, 5207, 5467, 7799, 9017, 9779, 20377, 29069, 32021, 36449, 50339, 54593, 57277, 63119, 90043, 99187, 203483, 224147, 319759, 352373, 369697, 400939, 553729, 630301, 694309, 990473, 2063899, 2238313, 2587879, 3691763, 3876103, 4066667, 6393053, 6933311, 14447293, 22702889, 25842341, 28466669, 40609393, 44751371, 70323583, 158920223, 262115173, 284265751, 492265081, 1834806211, 2883266903, 20182868321]

約数ペア:

[(1, 20182868321), (7, 2883266903), (11, 1834806211), (41, 492265081), (71, 284265751), (77, 262115173), (127, 158920223), (287, 70323583), (451, 44751371), (497, 40609393), (709, 28466669), (781, 25842341), (889, 22702889), (1397, 14447293), (2911, 6933311), (3157, 6393053), (4963, 4066667), (5207, 3876103), (5467, 3691763), (7799, 2587879), (9017, 2238313), (9779, 2063899), (20377, 990473), (29069, 694309), (32021, 630301), (36449, 553729), (50339, 400939), (54593, 369697), (57277, 352373), (63119, 319759), (90043, 224147), (99187, 203483)]