20038912

素因数分解:

$2^8\times {\mathrm{78277}}^1$

素因数の和:78293

約数の個数: 18

約数和(自身を含む): 40000058

約数和(自身を除く): 19961146

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78277, 156554, 313108, 626216, 1252432, 2504864, 5009728, 10019456, 20038912]

約数ペア:

[(1, 20038912), (2, 10019456), (4, 5009728), (8, 2504864), (16, 1252432), (32, 626216), (64, 313108), (128, 156554), (256, 78277)]