20197638144

素因数分解:

$2^{15}\times 3^3\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:693

約数の個数: 256

約数和(自身を含む): 61560957600

約数和(自身を除く): 41363319456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 192, 216, 222, 256, 288, 296, 333, 384, 432, 444, 512, 576, 592, 617, 666, 768, 864, 888, 999, 1024, 1152, 1184, 1234, 1332, 1536, 1728, 1776, 1851, 1998, 2048, 2304, 2368, 2468, 2664, 3072, 3456, 3552, 3702, 3996, 4096, 4608, 4736, 4936, 5328, 5553, 6144, 6912, 7104, 7404, 7992, 8192, 9216, 9472, 9872, 10656, 11106, 12288, 13824, 14208, 14808, 15984, 16384, 16659, 18432, 18944, 19744, 21312, 22212, 22829, 24576, 27648, 28416, 29616, 31968, 32768, 33318, 36864, 37888, 39488, 42624, 44424, 45658, 49152, 55296, 56832, 59232, 63936, 66636, 68487, 73728, 75776, 78976, 85248, 88848, 91316, 98304, 110592, 113664, 118464, 127872, 133272, 136974, 147456, 151552, 157952, 170496, 177696, 182632, 205461, 221184, 227328, 236928, 255744, 266544, 273948, 294912, 303104, 315904, 340992, 355392, 365264, 410922, 442368, 454656, 473856, 511488, 533088, 547896, 606208, 616383, 631808, 681984, 710784, 730528, 821844, 884736, 909312, 947712, 1022976, 1066176, 1095792, 1212416, 1232766, 1263616, 1363968, 1421568, 1461056, 1643688, 1818624, 1895424, 2045952, 2132352, 2191584, 2465532, 2527232, 2727936, 2843136, 2922112, 3287376, 3637248, 3790848, 4091904, 4264704, 4383168, 4931064, 5054464, 5455872, 5686272, 5844224, 6574752, 7581696, 8183808, 8529408, 8766336, 9862128, 10108928, 10911744, 11372544, 11688448, 13149504, 15163392, 16367616, 17058816, 17532672, 19724256, 20217856, 22745088, 23376896, 26299008, 30326784, 32735232, 34117632, 35065344, 39448512, 45490176, 46753792, 52598016, 60653568, 68235264, 70130688, 78897024, 90980352, 93507584, 105196032, 136470528, 140261376, 157794048, 181960704, 187015168, 210392064, 272941056, 280522752, 315588096, 374030336, 420784128, 545882112, 561045504, 631176192, 748060672, 841568256, 1122091008, 1262352384, 1683136512, 2244182016, 2524704768, 3366273024, 5049409536, 6732546048, 10098819072, 20197638144]

約数ペア:

[(1, 20197638144), (2, 10098819072), (3, 6732546048), (4, 5049409536), (6, 3366273024), (8, 2524704768), (9, 2244182016), (12, 1683136512), (16, 1262352384), (18, 1122091008), (24, 841568256), (27, 748060672), (32, 631176192), (36, 561045504), (37, 545882112), (48, 420784128), (54, 374030336), (64, 315588096), (72, 280522752), (74, 272941056), (96, 210392064), (108, 187015168), (111, 181960704), (128, 157794048), (144, 140261376), (148, 136470528), (192, 105196032), (216, 93507584), (222, 90980352), (256, 78897024), (288, 70130688), (296, 68235264), (333, 60653568), (384, 52598016), (432, 46753792), (444, 45490176), (512, 39448512), (576, 35065344), (592, 34117632), (617, 32735232), (666, 30326784), (768, 26299008), (864, 23376896), (888, 22745088), (999, 20217856), (1024, 19724256), (1152, 17532672), (1184, 17058816), (1234, 16367616), (1332, 15163392), (1536, 13149504), (1728, 11688448), (1776, 11372544), (1851, 10911744), (1998, 10108928), (2048, 9862128), (2304, 8766336), (2368, 8529408), (2468, 8183808), (2664, 7581696), (3072, 6574752), (3456, 5844224), (3552, 5686272), (3702, 5455872), (3996, 5054464), (4096, 4931064), (4608, 4383168), (4736, 4264704), (4936, 4091904), (5328, 3790848), (5553, 3637248), (6144, 3287376), (6912, 2922112), (7104, 2843136), (7404, 2727936), (7992, 2527232), (8192, 2465532), (9216, 2191584), (9472, 2132352), (9872, 2045952), (10656, 1895424), (11106, 1818624), (12288, 1643688), (13824, 1461056), (14208, 1421568), (14808, 1363968), (15984, 1263616), (16384, 1232766), (16659, 1212416), (18432, 1095792), (18944, 1066176), (19744, 1022976), (21312, 947712), (22212, 909312), (22829, 884736), (24576, 821844), (27648, 730528), (28416, 710784), (29616, 681984), (31968, 631808), (32768, 616383), (33318, 606208), (36864, 547896), (37888, 533088), (39488, 511488), (42624, 473856), (44424, 454656), (45658, 442368), (49152, 410922), (55296, 365264), (56832, 355392), (59232, 340992), (63936, 315904), (66636, 303104), (68487, 294912), (73728, 273948), (75776, 266544), (78976, 255744), (85248, 236928), (88848, 227328), (91316, 221184), (98304, 205461), (110592, 182632), (113664, 177696), (118464, 170496), (127872, 157952), (133272, 151552), (136974, 147456)]