20470294484

素因数分解:

$2^2\times {\mathrm{1289}}^1\times {\mathrm{3970189}}^1$

素因数の和:3971482

約数の個数: 12

約数和(自身を含む): 35850815700

約数和(自身を除く): 15380521216

約数列:

[1, 2, 4, 1289, 2578, 5156, 3970189, 7940378, 15880756, 5117573621, 10235147242, 20470294484]

約数ペア:

[(1, 20470294484), (2, 10235147242), (4, 5117573621), (1289, 15880756), (2578, 7940378), (5156, 3970189)]