20435761008

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2196

約数の個数: 240

約数和(自身を含む): 63551488000

約数和(自身を除く): 43115726992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 72, 78, 86, 104, 117, 127, 129, 144, 156, 172, 208, 234, 254, 258, 312, 344, 381, 387, 468, 508, 516, 559, 624, 688, 762, 774, 936, 1016, 1032, 1118, 1143, 1524, 1548, 1651, 1677, 1872, 1999, 2032, 2064, 2236, 2286, 3048, 3096, 3302, 3354, 3998, 4472, 4572, 4953, 5031, 5461, 5997, 6096, 6192, 6604, 6708, 7996, 8944, 9144, 9906, 10062, 10922, 11994, 13208, 13416, 14859, 15992, 16383, 17991, 18288, 19812, 20124, 21844, 23988, 25987, 26416, 26832, 29718, 31984, 32766, 35982, 39624, 40248, 43688, 47976, 49149, 51974, 59436, 65532, 70993, 71964, 77961, 79248, 80496, 85957, 87376, 95952, 98298, 103948, 118872, 131064, 141986, 143928, 155922, 171914, 196596, 207896, 212979, 233883, 237744, 253873, 257871, 262128, 283972, 287856, 311844, 343828, 393192, 415792, 425958, 467766, 507746, 515742, 567944, 623688, 638937, 687656, 761619, 773613, 786384, 851916, 935532, 1015492, 1031484, 1117441, 1135888, 1247376, 1277874, 1375312, 1523238, 1547226, 1703832, 1871064, 2030984, 2062968, 2234882, 2284857, 2555748, 3046476, 3094452, 3300349, 3352323, 3407664, 3742128, 4061968, 4125936, 4469764, 4569714, 5111496, 6092952, 6188904, 6600698, 6704646, 8939528, 9139428, 9901047, 10056969, 10222992, 10916539, 12185904, 12377808, 13201396, 13409292, 17879056, 18278856, 19802094, 20113938, 21833078, 26402792, 26818584, 29703141, 32749617, 36557712, 39604188, 40227876, 43666156, 52805584, 53637168, 59406282, 65499234, 79208376, 80455752, 87332312, 98248851, 118812564, 130998468, 141915007, 158416752, 160911504, 174664624, 196497702, 237625128, 261996936, 283830014, 392995404, 425745021, 475250256, 523993872, 567660028, 785990808, 851490042, 1135320056, 1277235063, 1571981616, 1702980084, 2270640112, 2554470126, 3405960168, 5108940252, 6811920336, 10217880504, 20435761008]

約数ペア:

[(1, 20435761008), (2, 10217880504), (3, 6811920336), (4, 5108940252), (6, 3405960168), (8, 2554470126), (9, 2270640112), (12, 1702980084), (13, 1571981616), (16, 1277235063), (18, 1135320056), (24, 851490042), (26, 785990808), (36, 567660028), (39, 523993872), (43, 475250256), (48, 425745021), (52, 392995404), (72, 283830014), (78, 261996936), (86, 237625128), (104, 196497702), (117, 174664624), (127, 160911504), (129, 158416752), (144, 141915007), (156, 130998468), (172, 118812564), (208, 98248851), (234, 87332312), (254, 80455752), (258, 79208376), (312, 65499234), (344, 59406282), (381, 53637168), (387, 52805584), (468, 43666156), (508, 40227876), (516, 39604188), (559, 36557712), (624, 32749617), (688, 29703141), (762, 26818584), (774, 26402792), (936, 21833078), (1016, 20113938), (1032, 19802094), (1118, 18278856), (1143, 17879056), (1524, 13409292), (1548, 13201396), (1651, 12377808), (1677, 12185904), (1872, 10916539), (1999, 10222992), (2032, 10056969), (2064, 9901047), (2236, 9139428), (2286, 8939528), (3048, 6704646), (3096, 6600698), (3302, 6188904), (3354, 6092952), (3998, 5111496), (4472, 4569714), (4572, 4469764), (4953, 4125936), (5031, 4061968), (5461, 3742128), (5997, 3407664), (6096, 3352323), (6192, 3300349), (6604, 3094452), (6708, 3046476), (7996, 2555748), (8944, 2284857), (9144, 2234882), (9906, 2062968), (10062, 2030984), (10922, 1871064), (11994, 1703832), (13208, 1547226), (13416, 1523238), (14859, 1375312), (15992, 1277874), (16383, 1247376), (17991, 1135888), (18288, 1117441), (19812, 1031484), (20124, 1015492), (21844, 935532), (23988, 851916), (25987, 786384), (26416, 773613), (26832, 761619), (29718, 687656), (31984, 638937), (32766, 623688), (35982, 567944), (39624, 515742), (40248, 507746), (43688, 467766), (47976, 425958), (49149, 415792), (51974, 393192), (59436, 343828), (65532, 311844), (70993, 287856), (71964, 283972), (77961, 262128), (79248, 257871), (80496, 253873), (85957, 237744), (87376, 233883), (95952, 212979), (98298, 207896), (103948, 196596), (118872, 171914), (131064, 155922), (141986, 143928)]