2018978859

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{37781}}^1$

素因数の和:38210

約数の個数: 16

約数和(自身を含む): 2756574720

約数和(自身を除く): 737595861

約数列:

[1, 3, 47, 141, 379, 1137, 17813, 37781, 53439, 113343, 1775707, 5327121, 14318999, 42956997, 672992953, 2018978859]

約数ペア:

[(1, 2018978859), (3, 672992953), (47, 42956997), (141, 14318999), (379, 5327121), (1137, 1775707), (17813, 113343), (37781, 53439)]