2019045688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{21503}}^1$

素因数の和:21628

約数の個数: 48

約数和(自身を含む): 4204247040

約数和(自身を除く): 2185201352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 97, 121, 194, 242, 388, 484, 776, 968, 1067, 2134, 4268, 8536, 11737, 21503, 23474, 43006, 46948, 86012, 93896, 172024, 236533, 473066, 946132, 1892264, 2085791, 2601863, 4171582, 5203726, 8343164, 10407452, 16686328, 20814904, 22943701, 45887402, 91774804, 183549608, 252380711, 504761422, 1009522844, 2019045688]

約数ペア:

[(1, 2019045688), (2, 1009522844), (4, 504761422), (8, 252380711), (11, 183549608), (22, 91774804), (44, 45887402), (88, 22943701), (97, 20814904), (121, 16686328), (194, 10407452), (242, 8343164), (388, 5203726), (484, 4171582), (776, 2601863), (968, 2085791), (1067, 1892264), (2134, 946132), (4268, 473066), (8536, 236533), (11737, 172024), (21503, 93896), (23474, 86012), (43006, 46948)]