20170893351

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1484573}}^1$

素因数の和:1485230

約数の個数: 16

約数和(自身を含む): 30784126464

約数和(自身を除く): 10613233113

約数列:

[1, 3, 7, 21, 647, 1941, 4529, 13587, 1484573, 4453719, 10392011, 31176033, 960518731, 2881556193, 6723631117, 20170893351]

約数ペア:

[(1, 20170893351), (3, 6723631117), (7, 2881556193), (21, 960518731), (647, 31176033), (1941, 10392011), (4529, 4453719), (13587, 1484573)]