20665159488

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1126

約数の個数: 252

約数和(自身を含む): 62921822340

約数和(自身を除く): 42256662852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 64, 72, 74, 93, 96, 111, 124, 144, 148, 186, 192, 222, 248, 279, 288, 296, 333, 372, 444, 496, 558, 576, 592, 666, 744, 888, 961, 992, 1009, 1116, 1147, 1184, 1332, 1488, 1776, 1922, 1984, 2018, 2232, 2294, 2368, 2664, 2883, 2976, 3027, 3441, 3552, 3844, 4036, 4464, 4588, 5328, 5766, 5952, 6054, 6882, 7104, 7688, 8072, 8649, 8928, 9081, 9176, 10323, 10656, 11532, 12108, 13764, 15376, 16144, 17298, 17856, 18162, 18352, 20646, 21312, 23064, 24216, 27528, 30752, 31279, 32288, 34596, 35557, 36324, 36704, 37333, 41292, 46128, 48432, 55056, 61504, 62558, 64576, 69192, 71114, 72648, 73408, 74666, 82584, 92256, 93837, 96864, 106671, 110112, 111999, 125116, 138384, 142228, 145296, 149332, 165168, 184512, 187674, 193728, 213342, 220224, 223998, 250232, 276768, 281511, 284456, 290592, 298664, 320013, 330336, 335997, 375348, 426684, 447996, 500464, 553536, 563022, 568912, 581184, 597328, 640026, 660672, 671994, 750696, 853368, 895992, 969649, 1000928, 1126044, 1137824, 1157323, 1194656, 1280052, 1343988, 1501392, 1706736, 1791984, 1939298, 2001856, 2252088, 2275648, 2314646, 2389312, 2560104, 2687976, 2908947, 3002784, 3413472, 3471969, 3583968, 3878596, 4504176, 4629292, 5120208, 5375952, 5817894, 6005568, 6826944, 6943938, 7167936, 7757192, 8726841, 9008352, 9258584, 10240416, 10415907, 10751904, 11635788, 13887876, 15514384, 17453682, 18016704, 18517168, 20480832, 20831814, 21503808, 23271576, 27775752, 31028768, 34907364, 35877013, 37034336, 41663628, 46543152, 55551504, 62057536, 69814728, 71754026, 74068672, 83327256, 93086304, 107631039, 111103008, 139629456, 143508052, 166654512, 186172608, 215262078, 222206016, 279258912, 287016104, 322893117, 333309024, 430524156, 558517824, 574032208, 645786234, 666618048, 861048312, 1148064416, 1291572468, 1722096624, 2296128832, 2583144936, 3444193248, 5166289872, 6888386496, 10332579744, 20665159488]

約数ペア:

[(1, 20665159488), (2, 10332579744), (3, 6888386496), (4, 5166289872), (6, 3444193248), (8, 2583144936), (9, 2296128832), (12, 1722096624), (16, 1291572468), (18, 1148064416), (24, 861048312), (31, 666618048), (32, 645786234), (36, 574032208), (37, 558517824), (48, 430524156), (62, 333309024), (64, 322893117), (72, 287016104), (74, 279258912), (93, 222206016), (96, 215262078), (111, 186172608), (124, 166654512), (144, 143508052), (148, 139629456), (186, 111103008), (192, 107631039), (222, 93086304), (248, 83327256), (279, 74068672), (288, 71754026), (296, 69814728), (333, 62057536), (372, 55551504), (444, 46543152), (496, 41663628), (558, 37034336), (576, 35877013), (592, 34907364), (666, 31028768), (744, 27775752), (888, 23271576), (961, 21503808), (992, 20831814), (1009, 20480832), (1116, 18517168), (1147, 18016704), (1184, 17453682), (1332, 15514384), (1488, 13887876), (1776, 11635788), (1922, 10751904), (1984, 10415907), (2018, 10240416), (2232, 9258584), (2294, 9008352), (2368, 8726841), (2664, 7757192), (2883, 7167936), (2976, 6943938), (3027, 6826944), (3441, 6005568), (3552, 5817894), (3844, 5375952), (4036, 5120208), (4464, 4629292), (4588, 4504176), (5328, 3878596), (5766, 3583968), (5952, 3471969), (6054, 3413472), (6882, 3002784), (7104, 2908947), (7688, 2687976), (8072, 2560104), (8649, 2389312), (8928, 2314646), (9081, 2275648), (9176, 2252088), (10323, 2001856), (10656, 1939298), (11532, 1791984), (12108, 1706736), (13764, 1501392), (15376, 1343988), (16144, 1280052), (17298, 1194656), (17856, 1157323), (18162, 1137824), (18352, 1126044), (20646, 1000928), (21312, 969649), (23064, 895992), (24216, 853368), (27528, 750696), (30752, 671994), (31279, 660672), (32288, 640026), (34596, 597328), (35557, 581184), (36324, 568912), (36704, 563022), (37333, 553536), (41292, 500464), (46128, 447996), (48432, 426684), (55056, 375348), (61504, 335997), (62558, 330336), (64576, 320013), (69192, 298664), (71114, 290592), (72648, 284456), (73408, 281511), (74666, 276768), (82584, 250232), (92256, 223998), (93837, 220224), (96864, 213342), (106671, 193728), (110112, 187674), (111999, 184512), (125116, 165168), (138384, 149332), (142228, 145296)]