20017504431

素因数分解:

$3^3\times {\mathrm{1889}}^1\times {\mathrm{392477}}^1$

素因数の和:394375

約数の個数: 16

約数和(自身を含む): 29671336800

約数和(自身を除く): 9653832369

約数列:

[1, 3, 9, 27, 1889, 5667, 17001, 51003, 392477, 1177431, 3532293, 10596879, 741389053, 2224167159, 6672501477, 20017504431]

約数ペア:

[(1, 20017504431), (3, 6672501477), (9, 2224167159), (27, 741389053), (1889, 10596879), (5667, 3532293), (17001, 1177431), (51003, 392477)]