20746964

素因数分解:

$2^2\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1237}}^1$

素因数の和:1847

約数の個数: 24

約数和(自身を含む): 41596800

約数和(自身を除く): 20849836

約数列:

[1, 2, 4, 7, 14, 28, 599, 1198, 1237, 2396, 2474, 4193, 4948, 8386, 8659, 16772, 17318, 34636, 740963, 1481926, 2963852, 5186741, 10373482, 20746964]

約数ペア:

[(1, 20746964), (2, 10373482), (4, 5186741), (7, 2963852), (14, 1481926), (28, 740963), (599, 34636), (1198, 17318), (1237, 16772), (2396, 8659), (2474, 8386), (4193, 4948)]