19397799

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14087}}^1$

素因数の和:14116

約数の個数: 20

約数和(自身を含む): 30683664

約数和(自身を除く): 11285865

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14087, 42261, 126783, 239479, 380349, 718437, 1141047, 2155311, 6465933, 19397799]

約数ペア:

[(1, 19397799), (3, 6465933), (9, 2155311), (17, 1141047), (27, 718437), (51, 380349), (81, 239479), (153, 126783), (459, 42261), (1377, 14087)]