20431245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59221}}^1$

素因数の和:59252

約数の個数: 16

約数和(自身を含む): 34111872

約数和(自身を除く): 13680627

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 59221, 177663, 296105, 888315, 1362083, 4086249, 6810415, 20431245]

約数ペア:

[(1, 20431245), (3, 6810415), (5, 4086249), (15, 1362083), (23, 888315), (69, 296105), (115, 177663), (345, 59221)]