20195119

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{479}}^1$

素因数の和:822

約数の個数: 16

約数和(自身を含む): 24422400

約数和(自身を除く): 4227281

約数列:

[1, 7, 19, 133, 317, 479, 2219, 3353, 6023, 9101, 42161, 63707, 151843, 1062901, 2885017, 20195119]

約数ペア:

[(1, 20195119), (7, 2885017), (19, 1062901), (133, 151843), (317, 63707), (479, 42161), (2219, 9101), (3353, 6023)]