20949148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2851}}^1$

素因数の和:3033

約数の個数: 24

約数和(自身を含む): 40247424

約数和(自身を除く): 19298276

約数列:

[1, 2, 4, 11, 22, 44, 167, 334, 668, 1837, 2851, 3674, 5702, 7348, 11404, 31361, 62722, 125444, 476117, 952234, 1904468, 5237287, 10474574, 20949148]

約数ペア:

[(1, 20949148), (2, 10474574), (4, 5237287), (11, 1904468), (22, 952234), (44, 476117), (167, 125444), (334, 62722), (668, 31361), (1837, 11404), (2851, 7348), (3674, 5702)]