19455633

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 31363200

約数和(自身を除く): 11907567

約数列:

[1, 3, 9, 17, 27, 51, 71, 81, 153, 199, 213, 459, 597, 639, 1207, 1377, 1791, 1917, 3383, 3621, 5373, 5751, 10149, 10863, 14129, 16119, 30447, 32589, 42387, 91341, 97767, 127161, 240193, 274023, 381483, 720579, 1144449, 2161737, 6485211, 19455633]

約数ペア:

[(1, 19455633), (3, 6485211), (9, 2161737), (17, 1144449), (27, 720579), (51, 381483), (71, 274023), (81, 240193), (153, 127161), (199, 97767), (213, 91341), (459, 42387), (597, 32589), (639, 30447), (1207, 16119), (1377, 14129), (1791, 10863), (1917, 10149), (3383, 5751), (3621, 5373)]