13220314

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2011}}^1$

素因数の和:2205

約数の個数: 16

約数和(自身を含む): 21005280

約数和(自身を除く): 7784966

約数列:

[1, 2, 19, 38, 173, 346, 2011, 3287, 4022, 6574, 38209, 76418, 347903, 695806, 6610157, 13220314]

約数ペア:

[(1, 13220314), (2, 6610157), (19, 695806), (38, 347903), (173, 76418), (346, 38209), (2011, 6574), (3287, 4022)]