220173244

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{1997}}^1$

素因数の和:2685

約数の個数: 24

約数和(自身を含む): 395076528

約数和(自身を除く): 174903284

約数列:

[1, 2, 4, 43, 86, 172, 641, 1282, 1997, 2564, 3994, 7988, 27563, 55126, 85871, 110252, 171742, 343484, 1280077, 2560154, 5120308, 55043311, 110086622, 220173244]

約数ペア:

[(1, 220173244), (2, 110086622), (4, 55043311), (43, 5120308), (86, 2560154), (172, 1280077), (641, 343484), (1282, 171742), (1997, 110252), (2564, 85871), (3994, 55126), (7988, 27563)]