20937059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4723}}^1$

素因数の和:4778

約数の個数: 16

約数和(自身を含む): 25396224

約数和(自身を除く): 4459165

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 4723, 51953, 61399, 146413, 675389, 1610543, 1903369, 20937059]

約数ペア:

[(1, 20937059), (11, 1903369), (13, 1610543), (31, 675389), (143, 146413), (341, 61399), (403, 51953), (4433, 4723)]