19219456

素因数分解:

$2^{10}\times {\mathrm{137}}^2$

素因数の和:294

約数の個数: 33

約数和(自身を含む): 38702629

約数和(自身を除く): 19483173

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 512, 548, 1024, 1096, 2192, 4384, 8768, 17536, 18769, 35072, 37538, 70144, 75076, 140288, 150152, 300304, 600608, 1201216, 2402432, 4804864, 9609728, 19219456]

約数ペア:

[(1, 19219456), (2, 9609728), (4, 4804864), (8, 2402432), (16, 1201216), (32, 600608), (64, 300304), (128, 150152), (137, 140288), (256, 75076), (274, 70144), (512, 37538), (548, 35072), (1024, 18769), (1096, 17536), (2192, 8768)]