18929585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2819}}^1$

素因数の和:2920

約数の個数: 16

約数和(自身を含む): 24364800

約数和(自身を除く): 5435215

約数列:

[1, 5, 17, 79, 85, 395, 1343, 2819, 6715, 14095, 47923, 222701, 239615, 1113505, 3785917, 18929585]

約数ペア:

[(1, 18929585), (5, 3785917), (17, 1113505), (79, 239615), (85, 222701), (395, 47923), (1343, 14095), (2819, 6715)]