2489418

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 5896800

約数和(自身を除く): 3407382

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 251, 261, 342, 502, 522, 551, 753, 1102, 1506, 1653, 2259, 3306, 4518, 4769, 4959, 7279, 9538, 9918, 14307, 14558, 21837, 28614, 42921, 43674, 65511, 85842, 131022, 138301, 276602, 414903, 829806, 1244709, 2489418]

約数ペア:

[(1, 2489418), (2, 1244709), (3, 829806), (6, 414903), (9, 276602), (18, 138301), (19, 131022), (29, 85842), (38, 65511), (57, 43674), (58, 42921), (87, 28614), (114, 21837), (171, 14558), (174, 14307), (251, 9918), (261, 9538), (342, 7279), (502, 4959), (522, 4769), (551, 4518), (753, 3306), (1102, 2259), (1506, 1653)]