2019997696

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{31817}}^1$

素因数の和:31870

約数の個数: 48

約数和(自身を含む): 4169430720

約数和(自身を除く): 2149433024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 7936, 15872, 31744, 31817, 63488, 63634, 127268, 254536, 509072, 986327, 1018144, 1972654, 2036288, 3945308, 4072576, 7890616, 8145152, 15781232, 16290304, 31562464, 32580608, 63124928, 65161216, 126249856, 252499712, 504999424, 1009998848, 2019997696]

約数ペア:

[(1, 2019997696), (2, 1009998848), (4, 504999424), (8, 252499712), (16, 126249856), (31, 65161216), (32, 63124928), (62, 32580608), (64, 31562464), (124, 16290304), (128, 15781232), (248, 8145152), (256, 7890616), (496, 4072576), (512, 3945308), (992, 2036288), (1024, 1972654), (1984, 1018144), (2048, 986327), (3968, 509072), (7936, 254536), (15872, 127268), (31744, 63634), (31817, 63488)]