20569245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59621}}^1$

素因数の和:59652

約数の個数: 16

約数和(自身を含む): 34342272

約数和(自身を除く): 13773027

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 59621, 178863, 298105, 894315, 1371283, 4113849, 6856415, 20569245]

約数ペア:

[(1, 20569245), (3, 6856415), (5, 4113849), (15, 1371283), (23, 894315), (69, 298105), (115, 178863), (345, 59621)]