201871318

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 349332480

約数和(自身を除く): 147461162

約数列:

[1, 2, 11, 22, 31, 62, 71, 121, 142, 242, 341, 379, 682, 758, 781, 1562, 2201, 3751, 4169, 4402, 7502, 8338, 8591, 11749, 17182, 23498, 24211, 26909, 45859, 48422, 53818, 91718, 129239, 258478, 266321, 295999, 532642, 591998, 834179, 1421629, 1668358, 2843258, 3255989, 6511978, 9175969, 18351938, 100935659, 201871318]

約数ペア:

[(1, 201871318), (2, 100935659), (11, 18351938), (22, 9175969), (31, 6511978), (62, 3255989), (71, 2843258), (121, 1668358), (142, 1421629), (242, 834179), (341, 591998), (379, 532642), (682, 295999), (758, 266321), (781, 258478), (1562, 129239), (2201, 91718), (3751, 53818), (4169, 48422), (4402, 45859), (7502, 26909), (8338, 24211), (8591, 23498), (11749, 17182)]