209865728

素因数分解:

$2^{10}\times {\mathrm{204947}}^1$

素因数の和:204967

約数の個数: 22

約数和(自身を含む): 419528556

約数和(自身を除く): 209662828

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 204947, 409894, 819788, 1639576, 3279152, 6558304, 13116608, 26233216, 52466432, 104932864, 209865728]

約数ペア:

[(1, 209865728), (2, 104932864), (4, 52466432), (8, 26233216), (16, 13116608), (32, 6558304), (64, 3279152), (128, 1639576), (256, 819788), (512, 409894), (1024, 204947)]