163680188

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{19421}}^1$

素因数の和:19482

約数の個数: 36

約数和(自身を含む): 340972632

約数和(自身を除く): 177292444

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 19421, 38842, 77684, 135947, 271894, 543788, 835103, 951629, 1670206, 1903258, 3340412, 3806516, 5845721, 11691442, 23382884, 40920047, 81840094, 163680188]

約数ペア:

[(1, 163680188), (2, 81840094), (4, 40920047), (7, 23382884), (14, 11691442), (28, 5845721), (43, 3806516), (49, 3340412), (86, 1903258), (98, 1670206), (172, 951629), (196, 835103), (301, 543788), (602, 271894), (1204, 135947), (2107, 77684), (4214, 38842), (8428, 19421)]