20829585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{198377}}^1$

素因数の和:198392

約数の個数: 16

約数和(自身を含む): 38088576

約数和(自身を除く): 17258991

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 198377, 595131, 991885, 1388639, 2975655, 4165917, 6943195, 20829585]

約数ペア:

[(1, 20829585), (3, 6943195), (5, 4165917), (7, 2975655), (15, 1388639), (21, 991885), (35, 595131), (105, 198377)]