20354818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{977}}^1$

素因数の和:1937

約数の個数: 16

約数和(自身を含む): 33377184

約数和(自身を除く): 13022366

約数列:

[1, 2, 11, 22, 947, 977, 1894, 1954, 10417, 10747, 20834, 21494, 925219, 1850438, 10177409, 20354818]

約数ペア:

[(1, 20354818), (2, 10177409), (11, 1850438), (22, 925219), (947, 21494), (977, 20834), (1894, 10747), (1954, 10417)]