20589568

素因数分解:

$2^{10}\times {\mathrm{20107}}^1$

素因数の和:20127

約数の個数: 22

約数和(自身を含む): 41161076

約数和(自身を除く): 20571508

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20107, 40214, 80428, 160856, 321712, 643424, 1286848, 2573696, 5147392, 10294784, 20589568]

約数ペア:

[(1, 20589568), (2, 10294784), (4, 5147392), (8, 2573696), (16, 1286848), (32, 643424), (64, 321712), (128, 160856), (256, 80428), (512, 40214), (1024, 20107)]