19588387

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 6216413

約数列:

[1, 7, 13, 23, 49, 91, 161, 191, 299, 343, 637, 1127, 1337, 2093, 2483, 4393, 4459, 7889, 9359, 14651, 17381, 30751, 57109, 65513, 102557, 121667, 215257, 399763, 851669, 1506799, 2798341, 19588387]

約数ペア:

[(1, 19588387), (7, 2798341), (13, 1506799), (23, 851669), (49, 399763), (91, 215257), (161, 121667), (191, 102557), (299, 65513), (343, 57109), (637, 30751), (1127, 17381), (1337, 14651), (2093, 9359), (2483, 7889), (4393, 4459)]