20565654

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{13337}}^1$

素因数の和:13599

約数の個数: 16

約数和(自身を含む): 41294448

約数和(自身を除く): 20728794

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 13337, 26674, 40011, 80022, 3427609, 6855218, 10282827, 20565654]

約数ペア:

[(1, 20565654), (2, 10282827), (3, 6855218), (6, 3427609), (257, 80022), (514, 40011), (771, 26674), (1542, 13337)]