20167502848

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{635317}}^1$

素因数の和:635368

約数の個数: 44

約数和(自身を含む): 41615870272

約数和(自身を除く): 21448367424

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 3968, 7936, 15872, 31744, 635317, 1270634, 2541268, 5082536, 10165072, 19694827, 20330144, 39389654, 40660288, 78779308, 81320576, 157558616, 162641152, 315117232, 325282304, 630234464, 650564608, 1260468928, 2520937856, 5041875712, 10083751424, 20167502848]

約数ペア:

[(1, 20167502848), (2, 10083751424), (4, 5041875712), (8, 2520937856), (16, 1260468928), (31, 650564608), (32, 630234464), (62, 325282304), (64, 315117232), (124, 162641152), (128, 157558616), (248, 81320576), (256, 78779308), (496, 40660288), (512, 39389654), (992, 20330144), (1024, 19694827), (1984, 10165072), (3968, 5082536), (7936, 2541268), (15872, 1270634), (31744, 635317)]