20819874

素因数分解:

$2^1\times 3^1\times {\mathrm{277}}^1\times {\mathrm{12527}}^1$

素因数の和:12809

約数の個数: 16

約数和(自身を含む): 41793408

約数和(自身を除く): 20973534

約数列:

[1, 2, 3, 6, 277, 554, 831, 1662, 12527, 25054, 37581, 75162, 3469979, 6939958, 10409937, 20819874]

約数ペア:

[(1, 20819874), (2, 10409937), (3, 6939958), (6, 3469979), (277, 75162), (554, 37581), (831, 25054), (1662, 12527)]