19492459

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 23541760

約数和(自身を除く): 4049301

約数列:

[1, 7, 31, 43, 217, 301, 1333, 2089, 9331, 14623, 64759, 89827, 453313, 628789, 2784637, 19492459]

約数ペア:

[(1, 19492459), (7, 2784637), (31, 628789), (43, 453313), (217, 89827), (301, 64759), (1333, 14623), (2089, 9331)]