19225687

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 21417088

約数和(自身を除く): 2191401

約数列:

[1, 13, 43, 163, 211, 559, 2119, 2743, 7009, 9073, 34393, 91117, 117949, 447109, 1478899, 19225687]

約数ペア:

[(1, 19225687), (13, 1478899), (43, 447109), (163, 117949), (211, 91117), (559, 34393), (2119, 9073), (2743, 7009)]