20199702609

素因数分解:

$3^2\times {\mathrm{2179}}^1\times {\mathrm{1030019}}^1$

素因数の和:1032204

約数の個数: 12

約数和(自身を含む): 29190766800

約数和(自身を除く): 8991064191

約数列:

[1, 3, 9, 2179, 6537, 19611, 1030019, 3090057, 9270171, 2244411401, 6733234203, 20199702609]

約数ペア:

[(1, 20199702609), (3, 6733234203), (9, 2244411401), (2179, 9270171), (6537, 3090057), (19611, 1030019)]