20871036243

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{39305153}}^1$

素因数の和:39305218

約数の個数: 12

約数和(自身を含む): 30658020120

約数和(自身を除く): 9786983877

約数列:

[1, 3, 9, 59, 177, 531, 39305153, 117915459, 353746377, 2319004027, 6957012081, 20871036243]

約数ペア:

[(1, 20871036243), (3, 6957012081), (9, 2319004027), (59, 353746377), (177, 117915459), (531, 39305153)]