20685874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{32423}}^1$

素因数の和:32465

約数の個数: 16

約数和(自身を含む): 35017920

約数和(自身を除く): 14332046

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 32423, 64846, 356653, 713306, 940267, 1880534, 10342937, 20685874]

約数ペア:

[(1, 20685874), (2, 10342937), (11, 1880534), (22, 940267), (29, 713306), (58, 356653), (319, 64846), (638, 32423)]