19264301

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 23595264

約数和(自身を除く): 4330963

約数列:

[1, 7, 41, 43, 49, 223, 287, 301, 1561, 1763, 2009, 2107, 9143, 9589, 10927, 12341, 64001, 67123, 86387, 393149, 448007, 469861, 2752043, 19264301]

約数ペア:

[(1, 19264301), (7, 2752043), (41, 469861), (43, 448007), (49, 393149), (223, 86387), (287, 67123), (301, 64001), (1561, 12341), (1763, 10927), (2009, 9589), (2107, 9143)]