20197518304

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{18371}}^1$

素因数の和:18488

約数の個数: 96

約数和(自身を含む): 44001086976

約数和(自身を除く): 23803568672

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 47, 68, 86, 94, 136, 172, 188, 272, 344, 376, 544, 688, 731, 752, 799, 1376, 1462, 1504, 1598, 2021, 2924, 3196, 4042, 5848, 6392, 8084, 11696, 12784, 16168, 18371, 23392, 25568, 32336, 34357, 36742, 64672, 68714, 73484, 137428, 146968, 274856, 293936, 312307, 549712, 587872, 624614, 789953, 863437, 1099424, 1249228, 1579906, 1726874, 2498456, 3159812, 3453748, 4996912, 6319624, 6907496, 9993824, 12639248, 13429201, 13814992, 14678429, 25278496, 26858402, 27629984, 29356858, 37127791, 53716804, 58713716, 74255582, 107433608, 117427432, 148511164, 214867216, 234854864, 297022328, 429734432, 469709728, 594044656, 631172447, 1188089312, 1262344894, 2524689788, 5049379576, 10098759152, 20197518304]

約数ペア:

[(1, 20197518304), (2, 10098759152), (4, 5049379576), (8, 2524689788), (16, 1262344894), (17, 1188089312), (32, 631172447), (34, 594044656), (43, 469709728), (47, 429734432), (68, 297022328), (86, 234854864), (94, 214867216), (136, 148511164), (172, 117427432), (188, 107433608), (272, 74255582), (344, 58713716), (376, 53716804), (544, 37127791), (688, 29356858), (731, 27629984), (752, 26858402), (799, 25278496), (1376, 14678429), (1462, 13814992), (1504, 13429201), (1598, 12639248), (2021, 9993824), (2924, 6907496), (3196, 6319624), (4042, 4996912), (5848, 3453748), (6392, 3159812), (8084, 2498456), (11696, 1726874), (12784, 1579906), (16168, 1249228), (18371, 1099424), (23392, 863437), (25568, 789953), (32336, 624614), (34357, 587872), (36742, 549712), (64672, 312307), (68714, 293936), (73484, 274856), (137428, 146968)]