20367003879

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17542639}}^1$

素因数の和:17542691

約数の個数: 16

約数和(自身を含む): 30875046400

約数和(自身を除く): 10508042521

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17542639, 52627917, 157883751, 473651253, 754333477, 2263000431, 6789001293, 20367003879]

約数ペア:

[(1, 20367003879), (3, 6789001293), (9, 2263000431), (27, 754333477), (43, 473651253), (129, 157883751), (387, 52627917), (1161, 17542639)]