20457442

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10847}}^1$

素因数の和:10913

約数の個数: 16

約数和(自身を含む): 32804352

約数和(自身を除く): 12346910

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 10847, 21694, 249481, 444727, 498962, 889454, 10228721, 20457442]

約数ペア:

[(1, 20457442), (2, 10228721), (23, 889454), (41, 498962), (46, 444727), (82, 249481), (943, 21694), (1886, 10847)]