20569276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56509}}^1$

素因数の和:56533

約数の個数: 24

約数和(自身を含む): 44303840

約数和(自身を除く): 23734564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56509, 113018, 226036, 395563, 734617, 791126, 1469234, 1582252, 2938468, 5142319, 10284638, 20569276]

約数ペア:

[(1, 20569276), (2, 10284638), (4, 5142319), (7, 2938468), (13, 1582252), (14, 1469234), (26, 791126), (28, 734617), (52, 395563), (91, 226036), (182, 113018), (364, 56509)]