20860346

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61717}}^1$

素因数の和:61745

約数の個数: 12

約数和(自身を含む): 33883182

約数和(自身を除く): 13022836

約数列:

[1, 2, 13, 26, 169, 338, 61717, 123434, 802321, 1604642, 10430173, 20860346]

約数ペア:

[(1, 20860346), (2, 10430173), (13, 1604642), (26, 802321), (169, 123434), (338, 61717)]