19897106

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{761}}^1\times {\mathrm{769}}^1$

素因数の和:1549

約数の個数: 16

約数和(自身を含む): 31683960

約数和(自身を除く): 11786854

約数列:

[1, 2, 17, 34, 761, 769, 1522, 1538, 12937, 13073, 25874, 26146, 585209, 1170418, 9948553, 19897106]

約数ペア:

[(1, 19897106), (2, 9948553), (17, 1170418), (34, 585209), (761, 26146), (769, 25874), (1522, 13073), (1538, 12937)]