18528496

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8707}}^1$

素因数の和:8741

約数の個数: 40

約数和(自身を含む): 43191680

約数和(自身を除く): 24663184

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 8707, 17414, 34828, 60949, 69656, 121898, 139312, 165433, 243796, 330866, 487592, 661732, 975184, 1158031, 1323464, 2316062, 2646928, 4632124, 9264248, 18528496]

約数ペア:

[(1, 18528496), (2, 9264248), (4, 4632124), (7, 2646928), (8, 2316062), (14, 1323464), (16, 1158031), (19, 975184), (28, 661732), (38, 487592), (56, 330866), (76, 243796), (112, 165433), (133, 139312), (152, 121898), (266, 69656), (304, 60949), (532, 34828), (1064, 17414), (2128, 8707)]