20357816778

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1126

約数の個数: 256

約数和(自身を含む): 54323136000

約数和(自身を除く): 33965319222

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 29, 34, 39, 51, 54, 58, 59, 78, 87, 102, 117, 118, 153, 174, 177, 221, 234, 261, 306, 351, 354, 377, 442, 459, 493, 522, 531, 663, 702, 754, 767, 783, 918, 986, 997, 1003, 1062, 1131, 1326, 1479, 1534, 1566, 1593, 1711, 1989, 1994, 2006, 2262, 2301, 2958, 2991, 3009, 3186, 3393, 3422, 3978, 4437, 4602, 5133, 5967, 5982, 6018, 6409, 6786, 6903, 8874, 8973, 9027, 10179, 10266, 11934, 12818, 12961, 13039, 13311, 13806, 15399, 16949, 17946, 18054, 19227, 20358, 20709, 22243, 25922, 26078, 26622, 26919, 27081, 28913, 29087, 30798, 33898, 38454, 38883, 39117, 41418, 44486, 46197, 50847, 53838, 54162, 57681, 57826, 58174, 58823, 66729, 77766, 78234, 86739, 87261, 92394, 101694, 115362, 116649, 117351, 117646, 133458, 152541, 173043, 173478, 174522, 176469, 200187, 220337, 233298, 234702, 260217, 261783, 305082, 346086, 349947, 352053, 352938, 375869, 378131, 400374, 440674, 457623, 491521, 520434, 523566, 529407, 600561, 661011, 699894, 704106, 751738, 756262, 764699, 780651, 785349, 915246, 983042, 999991, 1058814, 1127607, 1134393, 1201122, 1322022, 1474563, 1529398, 1561302, 1570698, 1588221, 1705867, 1983033, 1999982, 2255214, 2268786, 2294097, 2949126, 2999973, 3176442, 3382821, 3403179, 3411734, 3966066, 4423689, 4588194, 5117601, 5949099, 5999946, 6389773, 6765642, 6806358, 6882291, 8847378, 8999919, 10148463, 10209537, 10235202, 11898198, 12779546, 12999883, 13271067, 13764582, 15352803, 17999838, 19169319, 20296926, 20419074, 20646873, 22176271, 25999766, 26542134, 26999757, 28999739, 30705606, 38338638, 38999649, 41293746, 44352542, 46058409, 53999514, 57507957, 57999478, 66528813, 77999298, 86999217, 92116818, 115015914, 116998947, 133057626, 172523871, 173998434, 199586439, 233997894, 260997651, 345047742, 350996841, 376996607, 399172878, 521995302, 598759317, 701993682, 753993214, 782992953, 1130989821, 1197518634, 1565985906, 2261979642, 3392969463, 6785938926, 10178908389, 20357816778]

約数ペア:

[(1, 20357816778), (2, 10178908389), (3, 6785938926), (6, 3392969463), (9, 2261979642), (13, 1565985906), (17, 1197518634), (18, 1130989821), (26, 782992953), (27, 753993214), (29, 701993682), (34, 598759317), (39, 521995302), (51, 399172878), (54, 376996607), (58, 350996841), (59, 345047742), (78, 260997651), (87, 233997894), (102, 199586439), (117, 173998434), (118, 172523871), (153, 133057626), (174, 116998947), (177, 115015914), (221, 92116818), (234, 86999217), (261, 77999298), (306, 66528813), (351, 57999478), (354, 57507957), (377, 53999514), (442, 46058409), (459, 44352542), (493, 41293746), (522, 38999649), (531, 38338638), (663, 30705606), (702, 28999739), (754, 26999757), (767, 26542134), (783, 25999766), (918, 22176271), (986, 20646873), (997, 20419074), (1003, 20296926), (1062, 19169319), (1131, 17999838), (1326, 15352803), (1479, 13764582), (1534, 13271067), (1566, 12999883), (1593, 12779546), (1711, 11898198), (1989, 10235202), (1994, 10209537), (2006, 10148463), (2262, 8999919), (2301, 8847378), (2958, 6882291), (2991, 6806358), (3009, 6765642), (3186, 6389773), (3393, 5999946), (3422, 5949099), (3978, 5117601), (4437, 4588194), (4602, 4423689), (5133, 3966066), (5967, 3411734), (5982, 3403179), (6018, 3382821), (6409, 3176442), (6786, 2999973), (6903, 2949126), (8874, 2294097), (8973, 2268786), (9027, 2255214), (10179, 1999982), (10266, 1983033), (11934, 1705867), (12818, 1588221), (12961, 1570698), (13039, 1561302), (13311, 1529398), (13806, 1474563), (15399, 1322022), (16949, 1201122), (17946, 1134393), (18054, 1127607), (19227, 1058814), (20358, 999991), (20709, 983042), (22243, 915246), (25922, 785349), (26078, 780651), (26622, 764699), (26919, 756262), (27081, 751738), (28913, 704106), (29087, 699894), (30798, 661011), (33898, 600561), (38454, 529407), (38883, 523566), (39117, 520434), (41418, 491521), (44486, 457623), (46197, 440674), (50847, 400374), (53838, 378131), (54162, 375869), (57681, 352938), (57826, 352053), (58174, 349947), (58823, 346086), (66729, 305082), (77766, 261783), (78234, 260217), (86739, 234702), (87261, 233298), (92394, 220337), (101694, 200187), (115362, 176469), (116649, 174522), (117351, 173478), (117646, 173043), (133458, 152541)]