19688103

素因数分解:

$3^6\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 28

約数和(自身を含む): 29904480

約数和(自身を除く): 10216377

約数列:

[1, 3, 9, 27, 81, 113, 239, 243, 339, 717, 729, 1017, 2151, 3051, 6453, 9153, 19359, 27007, 27459, 58077, 81021, 82377, 174231, 243063, 729189, 2187567, 6562701, 19688103]

約数ペア:

[(1, 19688103), (3, 6562701), (9, 2187567), (27, 729189), (81, 243063), (113, 174231), (239, 82377), (243, 81021), (339, 58077), (717, 27459), (729, 27007), (1017, 19359), (2151, 9153), (3051, 6453)]