20356149

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3929}}^1$

素因数の和:4100

約数の個数: 16

約数和(自身を含む): 29805120

約数和(自身を除く): 9448971

約数列:

[1, 3, 11, 33, 157, 471, 1727, 3929, 5181, 11787, 43219, 129657, 616853, 1850559, 6785383, 20356149]

約数ペア:

[(1, 20356149), (3, 6785383), (11, 1850559), (33, 616853), (157, 129657), (471, 43219), (1727, 11787), (3929, 5181)]