20828313

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3730

約数の個数: 32

約数和(自身を含む): 35443200

約数和(自身を除く): 14614887

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3691, 5643, 11073, 33219, 40601, 70129, 99657, 121803, 210387, 365409, 631161, 771419, 1096227, 1893483, 2314257, 6942771, 20828313]

約数ペア:

[(1, 20828313), (3, 6942771), (9, 2314257), (11, 1893483), (19, 1096227), (27, 771419), (33, 631161), (57, 365409), (99, 210387), (171, 121803), (209, 99657), (297, 70129), (513, 40601), (627, 33219), (1881, 11073), (3691, 5643)]