20218986528

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{3121}}^1$

素因数の和:3355

約数の個数: 192

約数和(自身を含む): 59477846400

約数和(自身を除く): 39258859872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 78, 87, 96, 104, 116, 156, 174, 179, 208, 232, 312, 348, 358, 377, 416, 464, 537, 624, 696, 716, 754, 928, 1074, 1131, 1248, 1392, 1432, 1508, 2148, 2262, 2327, 2784, 2864, 3016, 3121, 4296, 4524, 4654, 5191, 5728, 6032, 6242, 6981, 8592, 9048, 9308, 9363, 10382, 12064, 12484, 13962, 15573, 17184, 18096, 18616, 18726, 20764, 24968, 27924, 31146, 36192, 37232, 37452, 40573, 41528, 49936, 55848, 62292, 67483, 74464, 74904, 81146, 83056, 90509, 99872, 111696, 121719, 124584, 134966, 149808, 162292, 166112, 181018, 202449, 223392, 243438, 249168, 269932, 271527, 299616, 324584, 362036, 404898, 486876, 498336, 539864, 543054, 558659, 649168, 724072, 809796, 973752, 1079728, 1086108, 1117318, 1176617, 1298336, 1448144, 1619592, 1675977, 1947504, 2159456, 2172216, 2234636, 2353234, 2896288, 3239184, 3351954, 3529851, 3895008, 4344432, 4469272, 4706468, 6478368, 6703908, 7059702, 7262567, 8688864, 8938544, 9412936, 13407816, 14119404, 14525134, 16201111, 17877088, 18825872, 21787701, 26815632, 28238808, 29050268, 32402222, 37651744, 43575402, 48603333, 53631264, 56477616, 58100536, 64804444, 87150804, 97206666, 112955232, 116201072, 129608888, 174301608, 194413332, 210614443, 232402144, 259217776, 348603216, 388826664, 421228886, 518435552, 631843329, 697206432, 777653328, 842457772, 1263686658, 1555306656, 1684915544, 2527373316, 3369831088, 5054746632, 6739662176, 10109493264, 20218986528]

約数ペア:

[(1, 20218986528), (2, 10109493264), (3, 6739662176), (4, 5054746632), (6, 3369831088), (8, 2527373316), (12, 1684915544), (13, 1555306656), (16, 1263686658), (24, 842457772), (26, 777653328), (29, 697206432), (32, 631843329), (39, 518435552), (48, 421228886), (52, 388826664), (58, 348603216), (78, 259217776), (87, 232402144), (96, 210614443), (104, 194413332), (116, 174301608), (156, 129608888), (174, 116201072), (179, 112955232), (208, 97206666), (232, 87150804), (312, 64804444), (348, 58100536), (358, 56477616), (377, 53631264), (416, 48603333), (464, 43575402), (537, 37651744), (624, 32402222), (696, 29050268), (716, 28238808), (754, 26815632), (928, 21787701), (1074, 18825872), (1131, 17877088), (1248, 16201111), (1392, 14525134), (1432, 14119404), (1508, 13407816), (2148, 9412936), (2262, 8938544), (2327, 8688864), (2784, 7262567), (2864, 7059702), (3016, 6703908), (3121, 6478368), (4296, 4706468), (4524, 4469272), (4654, 4344432), (5191, 3895008), (5728, 3529851), (6032, 3351954), (6242, 3239184), (6981, 2896288), (8592, 2353234), (9048, 2234636), (9308, 2172216), (9363, 2159456), (10382, 1947504), (12064, 1675977), (12484, 1619592), (13962, 1448144), (15573, 1298336), (17184, 1176617), (18096, 1117318), (18616, 1086108), (18726, 1079728), (20764, 973752), (24968, 809796), (27924, 724072), (31146, 649168), (36192, 558659), (37232, 543054), (37452, 539864), (40573, 498336), (41528, 486876), (49936, 404898), (55848, 362036), (62292, 324584), (67483, 299616), (74464, 271527), (74904, 269932), (81146, 249168), (83056, 243438), (90509, 223392), (99872, 202449), (111696, 181018), (121719, 166112), (124584, 162292), (134966, 149808)]