18716787487

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{194543}}^1$

素因数の和:194702

約数の個数: 16

約数和(自身を含む): 20170321920

約数和(自身を除く): 1453534433

約数列:

[1, 23, 47, 89, 1081, 2047, 4183, 96209, 194543, 4474489, 9143521, 17314327, 210300983, 398229521, 813773369, 18716787487]

約数ペア:

[(1, 18716787487), (23, 813773369), (47, 398229521), (89, 210300983), (1081, 17314327), (2047, 9143521), (4183, 4474489), (96209, 194543)]