20481153

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88663}}^1$

素因数の和:88684

約数の個数: 16

約数和(自身を含む): 34046976

約数和(自身を除く): 13565823

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88663, 265989, 620641, 975293, 1861923, 2925879, 6827051, 20481153]

約数ペア:

[(1, 20481153), (3, 6827051), (7, 2925879), (11, 1861923), (21, 975293), (33, 620641), (77, 265989), (231, 88663)]