18778865056

素因数分解:

$2^5\times 7^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{4157}}^1$

素因数の和:4291

約数の個数: 144

約数和(自身を含む): 44674682976

約数和(自身を除く): 25895817920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 67, 86, 98, 112, 134, 172, 196, 224, 268, 301, 344, 392, 469, 536, 602, 688, 784, 938, 1072, 1204, 1376, 1568, 1876, 2107, 2144, 2408, 2881, 3283, 3752, 4157, 4214, 4816, 5762, 6566, 7504, 8314, 8428, 9632, 11524, 13132, 15008, 16628, 16856, 20167, 23048, 26264, 29099, 33256, 33712, 40334, 46096, 52528, 58198, 66512, 67424, 80668, 92192, 105056, 116396, 133024, 141169, 161336, 178751, 203693, 232792, 278519, 282338, 322672, 357502, 407386, 465584, 557038, 564676, 645344, 715004, 814772, 931168, 1114076, 1129352, 1251257, 1430008, 1629544, 1949633, 2228152, 2258704, 2502514, 2860016, 3259088, 3899266, 4456304, 4517408, 5005028, 5720032, 6518176, 7798532, 8758799, 8912608, 10010056, 11976317, 13647431, 15597064, 17517598, 20020112, 23952634, 27294862, 31194128, 35035196, 40040224, 47905268, 54589724, 62388256, 70070392, 83834219, 95810536, 109179448, 140140784, 167668438, 191621072, 218358896, 280281568, 335336876, 383242144, 436717792, 586839533, 670673752, 1173679066, 1341347504, 2347358132, 2682695008, 4694716264, 9389432528, 18778865056]

約数ペア:

[(1, 18778865056), (2, 9389432528), (4, 4694716264), (7, 2682695008), (8, 2347358132), (14, 1341347504), (16, 1173679066), (28, 670673752), (32, 586839533), (43, 436717792), (49, 383242144), (56, 335336876), (67, 280281568), (86, 218358896), (98, 191621072), (112, 167668438), (134, 140140784), (172, 109179448), (196, 95810536), (224, 83834219), (268, 70070392), (301, 62388256), (344, 54589724), (392, 47905268), (469, 40040224), (536, 35035196), (602, 31194128), (688, 27294862), (784, 23952634), (938, 20020112), (1072, 17517598), (1204, 15597064), (1376, 13647431), (1568, 11976317), (1876, 10010056), (2107, 8912608), (2144, 8758799), (2408, 7798532), (2881, 6518176), (3283, 5720032), (3752, 5005028), (4157, 4517408), (4214, 4456304), (4816, 3899266), (5762, 3259088), (6566, 2860016), (7504, 2502514), (8314, 2258704), (8428, 2228152), (9632, 1949633), (11524, 1629544), (13132, 1430008), (15008, 1251257), (16628, 1129352), (16856, 1114076), (20167, 931168), (23048, 814772), (26264, 715004), (29099, 645344), (33256, 564676), (33712, 557038), (40334, 465584), (46096, 407386), (52528, 357502), (58198, 322672), (66512, 282338), (67424, 278519), (80668, 232792), (92192, 203693), (105056, 178751), (116396, 161336), (133024, 141169)]