19430217

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 36

約数和(自身を含む): 30728880

約数和(自身を除く): 11298663

約数列:

[1, 3, 9, 19, 37, 57, 83, 111, 171, 249, 333, 703, 747, 1369, 1577, 2109, 3071, 4107, 4731, 6327, 9213, 12321, 14193, 26011, 27639, 58349, 78033, 113627, 175047, 234099, 340881, 525141, 1022643, 2158913, 6476739, 19430217]

約数ペア:

[(1, 19430217), (3, 6476739), (9, 2158913), (19, 1022643), (37, 525141), (57, 340881), (83, 234099), (111, 175047), (171, 113627), (249, 78033), (333, 58349), (703, 27639), (747, 26011), (1369, 14193), (1577, 12321), (2109, 9213), (3071, 6327), (4107, 4731)]