20797201922

素因数分解:

$2^1\times 7^1\times {\mathrm{21599}}^1\times {\mathrm{68777}}^1$

素因数の和:90385

約数の個数: 16

約数和(自身を含む): 35654515200

約数和(自身を除く): 14857313278

約数列:

[1, 2, 7, 14, 21599, 43198, 68777, 137554, 151193, 302386, 481439, 962878, 1485514423, 2971028846, 10398600961, 20797201922]

約数ペア:

[(1, 20797201922), (2, 10398600961), (7, 2971028846), (14, 1485514423), (21599, 962878), (43198, 481439), (68777, 302386), (137554, 151193)]