20882851968

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{709}}^1$

素因数の和:1123

約数の個数: 256

約数和(自身を含む): 63961344000

約数和(自身を除く): 43078492032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 76, 88, 96, 114, 128, 132, 152, 176, 192, 209, 228, 264, 304, 352, 367, 384, 418, 456, 528, 608, 627, 704, 709, 734, 836, 912, 1056, 1101, 1216, 1254, 1408, 1418, 1468, 1672, 1824, 2112, 2127, 2202, 2432, 2508, 2836, 2936, 3344, 3648, 4037, 4224, 4254, 4404, 5016, 5672, 5872, 6688, 6973, 7296, 7799, 8074, 8508, 8808, 10032, 11344, 11744, 12111, 13376, 13471, 13946, 15598, 16148, 17016, 17616, 20064, 20919, 22688, 23397, 23488, 24222, 26752, 26942, 27892, 31196, 32296, 34032, 35232, 40128, 40413, 41838, 45376, 46794, 46976, 48444, 53884, 55784, 62392, 64592, 68064, 70464, 76703, 80256, 80826, 83676, 90752, 93588, 96888, 107768, 111568, 124784, 129184, 136128, 140928, 148181, 153406, 161652, 167352, 187176, 193776, 215536, 223136, 230109, 249568, 258368, 260203, 272256, 296362, 306812, 323304, 334704, 374352, 387552, 431072, 444543, 446272, 460218, 499136, 516736, 520406, 592724, 613624, 646608, 669408, 748704, 775104, 780609, 862144, 889086, 892544, 920436, 998272, 1040812, 1185448, 1227248, 1293216, 1338816, 1497408, 1550208, 1561218, 1724288, 1778172, 1840872, 2081624, 2370896, 2454496, 2586432, 2677632, 2862233, 2994816, 3122436, 3556344, 3681744, 4163248, 4741792, 4908992, 4943857, 5172864, 5724466, 6244872, 7112688, 7363488, 8326496, 8586699, 9483584, 9817984, 9887714, 11448932, 12489744, 14225376, 14726976, 14831571, 16652992, 17173398, 18967168, 19775428, 22897864, 24979488, 28450752, 29453952, 29663142, 33305984, 34346796, 39550856, 45795728, 49958976, 54382427, 56901504, 59326284, 68693592, 79101712, 91591456, 99917952, 108764854, 118652568, 137387184, 158203424, 163147281, 183182912, 217529708, 237305136, 274774368, 316406848, 326294562, 366365824, 435059416, 474610272, 549548736, 632813696, 652589124, 870118832, 949220544, 1099097472, 1305178248, 1740237664, 1898441088, 2610356496, 3480475328, 5220712992, 6960950656, 10441425984, 20882851968]

約数ペア:

[(1, 20882851968), (2, 10441425984), (3, 6960950656), (4, 5220712992), (6, 3480475328), (8, 2610356496), (11, 1898441088), (12, 1740237664), (16, 1305178248), (19, 1099097472), (22, 949220544), (24, 870118832), (32, 652589124), (33, 632813696), (38, 549548736), (44, 474610272), (48, 435059416), (57, 366365824), (64, 326294562), (66, 316406848), (76, 274774368), (88, 237305136), (96, 217529708), (114, 183182912), (128, 163147281), (132, 158203424), (152, 137387184), (176, 118652568), (192, 108764854), (209, 99917952), (228, 91591456), (264, 79101712), (304, 68693592), (352, 59326284), (367, 56901504), (384, 54382427), (418, 49958976), (456, 45795728), (528, 39550856), (608, 34346796), (627, 33305984), (704, 29663142), (709, 29453952), (734, 28450752), (836, 24979488), (912, 22897864), (1056, 19775428), (1101, 18967168), (1216, 17173398), (1254, 16652992), (1408, 14831571), (1418, 14726976), (1468, 14225376), (1672, 12489744), (1824, 11448932), (2112, 9887714), (2127, 9817984), (2202, 9483584), (2432, 8586699), (2508, 8326496), (2836, 7363488), (2936, 7112688), (3344, 6244872), (3648, 5724466), (4037, 5172864), (4224, 4943857), (4254, 4908992), (4404, 4741792), (5016, 4163248), (5672, 3681744), (5872, 3556344), (6688, 3122436), (6973, 2994816), (7296, 2862233), (7799, 2677632), (8074, 2586432), (8508, 2454496), (8808, 2370896), (10032, 2081624), (11344, 1840872), (11744, 1778172), (12111, 1724288), (13376, 1561218), (13471, 1550208), (13946, 1497408), (15598, 1338816), (16148, 1293216), (17016, 1227248), (17616, 1185448), (20064, 1040812), (20919, 998272), (22688, 920436), (23397, 892544), (23488, 889086), (24222, 862144), (26752, 780609), (26942, 775104), (27892, 748704), (31196, 669408), (32296, 646608), (34032, 613624), (35232, 592724), (40128, 520406), (40413, 516736), (41838, 499136), (45376, 460218), (46794, 446272), (46976, 444543), (48444, 431072), (53884, 387552), (55784, 374352), (62392, 334704), (64592, 323304), (68064, 306812), (70464, 296362), (76703, 272256), (80256, 260203), (80826, 258368), (83676, 249568), (90752, 230109), (93588, 223136), (96888, 215536), (107768, 193776), (111568, 187176), (124784, 167352), (129184, 161652), (136128, 153406), (140928, 148181)]