20179945387

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{860809}}^1$

素因数の和:861030

約数の個数: 16

約数和(自身を含む): 24543414720

約数和(自身を除く): 4363469333

約数列:

[1, 7, 17, 119, 197, 1379, 3349, 23443, 860809, 6025663, 14633753, 102436271, 169579373, 1187055611, 2882849341, 20179945387]

約数ペア:

[(1, 20179945387), (7, 2882849341), (17, 1187055611), (119, 169579373), (197, 102436271), (1379, 14633753), (3349, 6025663), (23443, 860809)]