18228628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4271}}^1$

素因数の和:4383

約数の個数: 24

約数和(自身を含む): 35167104

約数和(自身を除く): 16938476

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 4271, 8542, 17084, 46981, 93962, 187924, 414287, 828574, 1657148, 4557157, 9114314, 18228628]

約数ペア:

[(1, 18228628), (2, 9114314), (4, 4557157), (11, 1657148), (22, 828574), (44, 414287), (97, 187924), (194, 93962), (388, 46981), (1067, 17084), (2134, 8542), (4268, 4271)]