201991724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{16573}}^1$

素因数の和:16865

約数の個数: 24

約数和(自身を含む): 387036048

約数和(自身を除く): 185044324

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 3047, 6094, 12188, 16573, 33146, 66292, 182303, 364606, 729212, 4590721, 9181442, 18362884, 50497931, 100995862, 201991724]

約数ペア:

[(1, 201991724), (2, 100995862), (4, 50497931), (11, 18362884), (22, 9181442), (44, 4590721), (277, 729212), (554, 364606), (1108, 182303), (3047, 66292), (6094, 33146), (12188, 16573)]