20445694

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1069}}^1$

素因数の和:1275

約数の個数: 16

約数和(自身を含む): 31355280

約数和(自身を除く): 10909586

約数列:

[1, 2, 73, 131, 146, 262, 1069, 2138, 9563, 19126, 78037, 140039, 156074, 280078, 10222847, 20445694]

約数ペア:

[(1, 20445694), (2, 10222847), (73, 280078), (131, 156074), (146, 140039), (262, 78037), (1069, 19126), (2138, 9563)]