19307743

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 25180800

約数和(自身を除く): 5873057

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 859, 1183, 1729, 3211, 6013, 11167, 16321, 22477, 78169, 114247, 145171, 212173, 1016197, 1485211, 2758249, 19307743]

約数ペア:

[(1, 19307743), (7, 2758249), (13, 1485211), (19, 1016197), (91, 212173), (133, 145171), (169, 114247), (247, 78169), (859, 22477), (1183, 16321), (1729, 11167), (3211, 6013)]