20492252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10831}}^1$

素因数の和:10889

約数の個数: 24

約数和(自身を含む): 40035072

約数和(自身を除く): 19542820

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10831, 21662, 43324, 119141, 238282, 465733, 476564, 931466, 1862932, 5123063, 10246126, 20492252]

約数ペア:

[(1, 20492252), (2, 10246126), (4, 5123063), (11, 1862932), (22, 931466), (43, 476564), (44, 465733), (86, 238282), (172, 119141), (473, 43324), (946, 21662), (1892, 10831)]