1639424

素因数分解:

$2^{10}\times {\mathrm{1601}}^1$

素因数の和:1621

約数の個数: 22

約数和(自身を含む): 3279294

約数和(自身を除く): 1639870

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1601, 3202, 6404, 12808, 25616, 51232, 102464, 204928, 409856, 819712, 1639424]

約数ペア:

[(1, 1639424), (2, 819712), (4, 409856), (8, 204928), (16, 102464), (32, 51232), (64, 25616), (128, 12808), (256, 6404), (512, 3202), (1024, 1601)]