18319143

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{751}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 25122816

約数和(自身を除く): 6803673

約数列:

[1, 3, 47, 141, 173, 519, 751, 2253, 8131, 24393, 35297, 105891, 129923, 389769, 6106381, 18319143]

約数ペア:

[(1, 18319143), (3, 6106381), (47, 389769), (141, 129923), (173, 105891), (519, 35297), (751, 24393), (2253, 8131)]