20556008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233591}}^1$

素因数の和:233608

約数の個数: 16

約数和(自身を含む): 42046560

約数和(自身を除く): 21490552

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233591, 467182, 934364, 1868728, 2569501, 5139002, 10278004, 20556008]

約数ペア:

[(1, 20556008), (2, 10278004), (4, 5139002), (8, 2569501), (11, 1868728), (22, 934364), (44, 467182), (88, 233591)]