20567757921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1\times {\mathrm{247873}}^1$

素因数の和:249520

約数の個数: 16

約数和(自身を含む): 29054798784

約数和(自身を除く): 8487040863

約数列:

[1, 3, 17, 51, 1627, 4881, 27659, 82977, 247873, 743619, 4213841, 12641523, 403289371, 1209868113, 6855919307, 20567757921]

約数ペア:

[(1, 20567757921), (3, 6855919307), (17, 1209868113), (51, 403289371), (1627, 12641523), (4881, 4213841), (27659, 743619), (82977, 247873)]