19948676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{453379}}^1$

素因数の和:453394

約数の個数: 12

約数和(自身を含む): 38083920

約数和(自身を除く): 18135244

約数列:

[1, 2, 4, 11, 22, 44, 453379, 906758, 1813516, 4987169, 9974338, 19948676]

約数ペア:

[(1, 19948676), (2, 9974338), (4, 4987169), (11, 1813516), (22, 906758), (44, 453379)]