20946189

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 32324320

約数和(自身を除く): 11378131

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 3037, 6897, 9111, 33407, 57703, 100221, 173109, 367477, 634733, 1102431, 1904199, 6982063, 20946189]

約数ペア:

[(1, 20946189), (3, 6982063), (11, 1904199), (19, 1102431), (33, 634733), (57, 367477), (121, 173109), (209, 100221), (363, 57703), (627, 33407), (2299, 9111), (3037, 6897)]