2019925887

素因数分解:

$3^1\times 7^1\times {\mathrm{2131}}^1\times {\mathrm{45137}}^1$

素因数の和:47278

約数の個数: 16

約数和(自身を含む): 3079494912

約数和(自身を除く): 1059569025

約数列:

[1, 3, 7, 21, 2131, 6393, 14917, 44751, 45137, 135411, 315959, 947877, 96186947, 288560841, 673308629, 2019925887]

約数ペア:

[(1, 2019925887), (3, 673308629), (7, 288560841), (21, 96186947), (2131, 947877), (6393, 315959), (14917, 135411), (44751, 45137)]