20990882688

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{8951}}^1$

素因数の和:9196

約数の個数: 128

約数和(自身を含む): 57854269440

約数和(自身を除く): 36863386752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 197, 248, 372, 384, 394, 496, 591, 744, 788, 992, 1182, 1488, 1576, 1984, 2364, 2976, 3152, 3968, 4728, 5952, 6107, 6304, 8951, 9456, 11904, 12214, 12608, 17902, 18321, 18912, 24428, 25216, 26853, 35804, 36642, 37824, 48856, 53706, 71608, 73284, 75648, 97712, 107412, 143216, 146568, 195424, 214824, 277481, 286432, 293136, 390848, 429648, 554962, 572864, 586272, 781696, 832443, 859296, 1109924, 1145728, 1172544, 1664886, 1718592, 1763347, 2219848, 2345088, 3329772, 3437184, 3526694, 4439696, 5290041, 6659544, 7053388, 8879392, 10580082, 13319088, 14106776, 17758784, 21160164, 26638176, 28213552, 35517568, 42320328, 53276352, 54663757, 56427104, 84640656, 106552704, 109327514, 112854208, 163991271, 169281312, 218655028, 225708416, 327982542, 338562624, 437310056, 655965084, 677125248, 874620112, 1311930168, 1749240224, 2623860336, 3498480448, 5247720672, 6996960896, 10495441344, 20990882688]

約数ペア:

[(1, 20990882688), (2, 10495441344), (3, 6996960896), (4, 5247720672), (6, 3498480448), (8, 2623860336), (12, 1749240224), (16, 1311930168), (24, 874620112), (31, 677125248), (32, 655965084), (48, 437310056), (62, 338562624), (64, 327982542), (93, 225708416), (96, 218655028), (124, 169281312), (128, 163991271), (186, 112854208), (192, 109327514), (197, 106552704), (248, 84640656), (372, 56427104), (384, 54663757), (394, 53276352), (496, 42320328), (591, 35517568), (744, 28213552), (788, 26638176), (992, 21160164), (1182, 17758784), (1488, 14106776), (1576, 13319088), (1984, 10580082), (2364, 8879392), (2976, 7053388), (3152, 6659544), (3968, 5290041), (4728, 4439696), (5952, 3526694), (6107, 3437184), (6304, 3329772), (8951, 2345088), (9456, 2219848), (11904, 1763347), (12214, 1718592), (12608, 1664886), (17902, 1172544), (18321, 1145728), (18912, 1109924), (24428, 859296), (25216, 832443), (26853, 781696), (35804, 586272), (36642, 572864), (37824, 554962), (48856, 429648), (53706, 390848), (71608, 293136), (73284, 286432), (75648, 277481), (97712, 214824), (107412, 195424), (143216, 146568)]