19930878

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9151}}^1$

素因数の和:9181

約数の個数: 36

約数和(自身を含む): 47471424

約数和(自身を除く): 27540546

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9151, 18302, 27453, 54906, 82359, 100661, 164718, 201322, 301983, 603966, 905949, 1107271, 1811898, 2214542, 3321813, 6643626, 9965439, 19930878]

約数ペア:

[(1, 19930878), (2, 9965439), (3, 6643626), (6, 3321813), (9, 2214542), (11, 1811898), (18, 1107271), (22, 905949), (33, 603966), (66, 301983), (99, 201322), (121, 164718), (198, 100661), (242, 82359), (363, 54906), (726, 27453), (1089, 18302), (2178, 9151)]