20130039

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{967}}^1$

素因数の和:1236

約数の個数: 20

約数和(自身を含む): 30219024

約数和(自身を除く): 10088985

約数列:

[1, 3, 9, 27, 81, 257, 771, 967, 2313, 2901, 6939, 8703, 20817, 26109, 78327, 248519, 745557, 2236671, 6710013, 20130039]

約数ペア:

[(1, 20130039), (3, 6710013), (9, 2236671), (27, 745557), (81, 248519), (257, 78327), (771, 26109), (967, 20817), (2313, 8703), (2901, 6939)]