20512864

素因数分解:

$2^5\times {\mathrm{269}}^1\times {\mathrm{2383}}^1$

素因数の和:2662

約数の個数: 24

約数和(自身を含む): 40551840

約数和(自身を除く): 20038976

約数列:

[1, 2, 4, 8, 16, 32, 269, 538, 1076, 2152, 2383, 4304, 4766, 8608, 9532, 19064, 38128, 76256, 641027, 1282054, 2564108, 5128216, 10256432, 20512864]

約数ペア:

[(1, 20512864), (2, 10256432), (4, 5128216), (8, 2564108), (16, 1282054), (32, 641027), (269, 76256), (538, 38128), (1076, 19064), (2152, 9532), (2383, 8608), (4304, 4766)]