2009090951

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{256033}}^1$

素因数の和:256118

約数の個数: 16

約数和(自身を含む): 2457926400

約数和(自身を除く): 448835449

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 256033, 1792231, 4864627, 15105947, 34052389, 105741629, 287012993, 2009090951]

約数ペア:

[(1, 2009090951), (7, 287012993), (19, 105741629), (59, 34052389), (133, 15105947), (413, 4864627), (1121, 1792231), (7847, 256033)]