18214966

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 35368272

約数和(自身を除く): 17153306

約数列:

[1, 2, 7, 11, 14, 22, 49, 61, 77, 98, 122, 154, 277, 427, 539, 554, 671, 854, 1078, 1342, 1939, 2989, 3047, 3878, 4697, 5978, 6094, 9394, 13573, 16897, 21329, 27146, 32879, 33794, 42658, 65758, 118279, 149303, 185867, 236558, 298606, 371734, 827953, 1301069, 1655906, 2602138, 9107483, 18214966]

約数ペア:

[(1, 18214966), (2, 9107483), (7, 2602138), (11, 1655906), (14, 1301069), (22, 827953), (49, 371734), (61, 298606), (77, 236558), (98, 185867), (122, 149303), (154, 118279), (277, 65758), (427, 42658), (539, 33794), (554, 32879), (671, 27146), (854, 21329), (1078, 16897), (1342, 13573), (1939, 9394), (2989, 6094), (3047, 5978), (3878, 4697)]