18888923968

素因数分解:

$2^6\times {\mathrm{31}}^3\times {\mathrm{9907}}^1$

素因数の和:10012

約数の個数: 56

約数和(自身を含む): 38735999744

約数和(自身を除く): 19847075776

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1922, 1984, 3844, 7688, 9907, 15376, 19814, 29791, 30752, 39628, 59582, 61504, 79256, 119164, 158512, 238328, 307117, 317024, 476656, 614234, 634048, 953312, 1228468, 1906624, 2456936, 4913872, 9520627, 9827744, 19041254, 19655488, 38082508, 76165016, 152330032, 295139437, 304660064, 590278874, 609320128, 1180557748, 2361115496, 4722230992, 9444461984, 18888923968]

約数ペア:

[(1, 18888923968), (2, 9444461984), (4, 4722230992), (8, 2361115496), (16, 1180557748), (31, 609320128), (32, 590278874), (62, 304660064), (64, 295139437), (124, 152330032), (248, 76165016), (496, 38082508), (961, 19655488), (992, 19041254), (1922, 9827744), (1984, 9520627), (3844, 4913872), (7688, 2456936), (9907, 1906624), (15376, 1228468), (19814, 953312), (29791, 634048), (30752, 614234), (39628, 476656), (59582, 317024), (61504, 307117), (79256, 238328), (119164, 158512)]