20784078216

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{11923}}^1$

素因数の和:12048

約数の個数: 192

約数和(自身を含む): 64286576640

約数和(自身を除く): 43502498424

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 71, 72, 88, 93, 99, 124, 132, 142, 186, 198, 213, 248, 264, 279, 284, 341, 372, 396, 426, 558, 568, 639, 682, 744, 781, 792, 852, 1023, 1116, 1278, 1364, 1562, 1704, 2046, 2201, 2232, 2343, 2556, 2728, 3069, 3124, 4092, 4402, 4686, 5112, 6138, 6248, 6603, 7029, 8184, 8804, 9372, 11923, 12276, 13206, 14058, 17608, 18744, 19809, 23846, 24211, 24552, 26412, 28116, 35769, 39618, 47692, 48422, 52824, 56232, 71538, 72633, 79236, 95384, 96844, 107307, 131153, 143076, 145266, 158472, 193688, 214614, 217899, 262306, 286152, 290532, 369613, 393459, 429228, 435798, 524612, 581064, 739226, 786918, 846533, 858456, 871596, 1049224, 1108839, 1180377, 1478452, 1573836, 1693066, 1743192, 2217678, 2360754, 2539599, 2956904, 3147672, 3326517, 3386132, 4065743, 4435356, 4721508, 5079198, 6653034, 6772264, 7618797, 8131486, 8870712, 9311863, 9443016, 10158396, 12197229, 13306068, 15237594, 16262972, 18623726, 20316792, 24394458, 26242523, 26612136, 27935589, 30475188, 32525944, 36591687, 37247452, 48788916, 52485046, 55871178, 60950376, 73183374, 74494904, 78727569, 83806767, 97577832, 104970092, 111742356, 146366748, 157455138, 167613534, 209940184, 223484712, 236182707, 288667753, 292733496, 314910276, 335227068, 472365414, 577335506, 629820552, 670454136, 866003259, 944730828, 1154671012, 1732006518, 1889461656, 2309342024, 2598009777, 3464013036, 5196019554, 6928026072, 10392039108, 20784078216]

約数ペア:

[(1, 20784078216), (2, 10392039108), (3, 6928026072), (4, 5196019554), (6, 3464013036), (8, 2598009777), (9, 2309342024), (11, 1889461656), (12, 1732006518), (18, 1154671012), (22, 944730828), (24, 866003259), (31, 670454136), (33, 629820552), (36, 577335506), (44, 472365414), (62, 335227068), (66, 314910276), (71, 292733496), (72, 288667753), (88, 236182707), (93, 223484712), (99, 209940184), (124, 167613534), (132, 157455138), (142, 146366748), (186, 111742356), (198, 104970092), (213, 97577832), (248, 83806767), (264, 78727569), (279, 74494904), (284, 73183374), (341, 60950376), (372, 55871178), (396, 52485046), (426, 48788916), (558, 37247452), (568, 36591687), (639, 32525944), (682, 30475188), (744, 27935589), (781, 26612136), (792, 26242523), (852, 24394458), (1023, 20316792), (1116, 18623726), (1278, 16262972), (1364, 15237594), (1562, 13306068), (1704, 12197229), (2046, 10158396), (2201, 9443016), (2232, 9311863), (2343, 8870712), (2556, 8131486), (2728, 7618797), (3069, 6772264), (3124, 6653034), (4092, 5079198), (4402, 4721508), (4686, 4435356), (5112, 4065743), (6138, 3386132), (6248, 3326517), (6603, 3147672), (7029, 2956904), (8184, 2539599), (8804, 2360754), (9372, 2217678), (11923, 1743192), (12276, 1693066), (13206, 1573836), (14058, 1478452), (17608, 1180377), (18744, 1108839), (19809, 1049224), (23846, 871596), (24211, 858456), (24552, 846533), (26412, 786918), (28116, 739226), (35769, 581064), (39618, 524612), (47692, 435798), (48422, 429228), (52824, 393459), (56232, 369613), (71538, 290532), (72633, 286152), (79236, 262306), (95384, 217899), (96844, 214614), (107307, 193688), (131153, 158472), (143076, 145266)]