18216753

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 24729600

約数和(自身を除く): 6512847

約数列:

[1, 3, 127, 137, 349, 381, 411, 1047, 17399, 44323, 47813, 52197, 132969, 143439, 6072251, 18216753]

約数ペア:

[(1, 18216753), (3, 6072251), (127, 143439), (137, 132969), (349, 52197), (381, 47813), (411, 44323), (1047, 17399)]