2091906

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 40

約数和(自身を含む): 4827900

約数和(自身を除く): 2735994

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 349, 666, 698, 999, 1047, 1998, 2094, 2997, 3141, 5994, 6282, 9423, 12913, 18846, 25826, 28269, 38739, 56538, 77478, 116217, 232434, 348651, 697302, 1045953, 2091906]

約数ペア:

[(1, 2091906), (2, 1045953), (3, 697302), (6, 348651), (9, 232434), (18, 116217), (27, 77478), (37, 56538), (54, 38739), (74, 28269), (81, 25826), (111, 18846), (162, 12913), (222, 9423), (333, 6282), (349, 5994), (666, 3141), (698, 2997), (999, 2094), (1047, 1998)]