187720112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{11863}}^1$

素因数の和:11937

約数の個数: 40

約数和(自身を含む): 388379904

約数和(自身を除く): 200659792

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 11863, 15824, 23726, 47452, 94904, 189808, 272849, 510109, 545698, 1020218, 1091396, 2040436, 2182792, 4080872, 4365584, 8161744, 11732507, 23465014, 46930028, 93860056, 187720112]

約数ペア:

[(1, 187720112), (2, 93860056), (4, 46930028), (8, 23465014), (16, 11732507), (23, 8161744), (43, 4365584), (46, 4080872), (86, 2182792), (92, 2040436), (172, 1091396), (184, 1020218), (344, 545698), (368, 510109), (688, 272849), (989, 189808), (1978, 94904), (3956, 47452), (7912, 23726), (11863, 15824)]