20874842

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{10861}}^1$

素因数の和:10925

約数の個数: 12

約数和(自身を含む): 32357898

約数和(自身を除く): 11483056

約数列:

[1, 2, 31, 62, 961, 1922, 10861, 21722, 336691, 673382, 10437421, 20874842]

約数ペア:

[(1, 20874842), (2, 10437421), (31, 673382), (62, 336691), (961, 21722), (1922, 10861)]