20091478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11003}}^1$

素因数の和:11099

約数の個数: 16

約数和(自身を含む): 33276096

約数和(自身を除く): 13184618

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 11003, 22006, 121033, 242066, 913249, 1826498, 10045739, 20091478]

約数ペア:

[(1, 20091478), (2, 10045739), (11, 1826498), (22, 913249), (83, 242066), (166, 121033), (913, 22006), (1826, 11003)]