2016209281919

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{36044287}}^1$

素因数の和:36044486

約数の個数: 16

約数和(自身を含む): 2359891623936

約数和(自身を除く): 343682342017

約数列:

[1, 7, 61, 131, 427, 917, 7991, 55937, 36044287, 252310009, 2198701507, 4721801597, 15390910549, 33052611179, 288029897417, 2016209281919]

約数ペア:

[(1, 2016209281919), (7, 288029897417), (61, 33052611179), (131, 15390910549), (427, 4721801597), (917, 2198701507), (7991, 252310009), (55937, 36044287)]