19243669991

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{217337}}^1$

素因数の和:217503

約数の個数: 24

約数和(自身を含む): 24281001360

約数和(自身を除く): 5037331369

約数列:

[1, 7, 13, 49, 91, 139, 637, 973, 1807, 6811, 12649, 88543, 217337, 1521359, 2825381, 10649513, 19777667, 30209843, 138443669, 211468901, 392727959, 1480282307, 2749095713, 19243669991]

約数ペア:

[(1, 19243669991), (7, 2749095713), (13, 1480282307), (49, 392727959), (91, 211468901), (139, 138443669), (637, 30209843), (973, 19777667), (1807, 10649513), (6811, 2825381), (12649, 1521359), (88543, 217337)]