20990584

素因数分解:

$2^3\times {\mathrm{1433}}^1\times {\mathrm{1831}}^1$

素因数の和:3270

約数の個数: 16

約数和(自身を含む): 39406320

約数和(自身を除く): 18415736

約数列:

[1, 2, 4, 8, 1433, 1831, 2866, 3662, 5732, 7324, 11464, 14648, 2623823, 5247646, 10495292, 20990584]

約数ペア:

[(1, 20990584), (2, 10495292), (4, 5247646), (8, 2623823), (1433, 14648), (1831, 11464), (2866, 7324), (3662, 5732)]