19743919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2179}}^1$

素因数の和:2250

約数の個数: 16

約数和(自身を含む): 23073120

約数和(自身を除く): 3329201

約数列:

[1, 13, 17, 41, 221, 533, 697, 2179, 9061, 28327, 37043, 89339, 481559, 1161407, 1518763, 19743919]

約数ペア:

[(1, 19743919), (13, 1518763), (17, 1161407), (41, 481559), (221, 89339), (533, 37043), (697, 28327), (2179, 9061)]