19691035

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3329}}^1$

素因数の和:3367

約数の個数: 24

約数和(自身を含む): 29250720

約数和(自身を除く): 9559685

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 3329, 5915, 16645, 23303, 43277, 116515, 216385, 302939, 562601, 1514695, 2813005, 3938207, 19691035]

約数ペア:

[(1, 19691035), (5, 3938207), (7, 2813005), (13, 1514695), (35, 562601), (65, 302939), (91, 216385), (169, 116515), (455, 43277), (845, 23303), (1183, 16645), (3329, 5915)]