20021268

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{10627}}^1$

素因数の和:10791

約数の個数: 24

約数和(自身を含む): 47018272

約数和(自身を除く): 26997004

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 10627, 21254, 31881, 42508, 63762, 127524, 1668439, 3336878, 5005317, 6673756, 10010634, 20021268]

約数ペア:

[(1, 20021268), (2, 10010634), (3, 6673756), (4, 5005317), (6, 3336878), (12, 1668439), (157, 127524), (314, 63762), (471, 42508), (628, 31881), (942, 21254), (1884, 10627)]