20582904

素因数分解:

$2^3\times 3^1\times {\mathrm{331}}^1\times {\mathrm{2591}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 51632640

約数和(自身を除く): 31049736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 331, 662, 993, 1324, 1986, 2591, 2648, 3972, 5182, 7773, 7944, 10364, 15546, 20728, 31092, 62184, 857621, 1715242, 2572863, 3430484, 5145726, 6860968, 10291452, 20582904]

約数ペア:

[(1, 20582904), (2, 10291452), (3, 6860968), (4, 5145726), (6, 3430484), (8, 2572863), (12, 1715242), (24, 857621), (331, 62184), (662, 31092), (993, 20728), (1324, 15546), (1986, 10364), (2591, 7944), (2648, 7773), (3972, 5182)]