20884743

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3701}}^1$

素因数の和:3740

約数の個数: 32

約数和(自身を含む): 35539200

約数和(自身を除く): 14654457

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3701, 5643, 11103, 33309, 40711, 70319, 99927, 122133, 210957, 366399, 632871, 773509, 1099197, 1898613, 2320527, 6961581, 20884743]

約数ペア:

[(1, 20884743), (3, 6961581), (9, 2320527), (11, 1898613), (19, 1099197), (27, 773509), (33, 632871), (57, 366399), (99, 210957), (171, 122133), (209, 99927), (297, 70319), (513, 40711), (627, 33309), (1881, 11103), (3701, 5643)]