18952718

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 12013042

約数列:

[1, 2, 29, 31, 58, 62, 83, 127, 166, 254, 899, 1798, 2407, 2573, 3683, 3937, 4814, 5146, 7366, 7874, 10541, 21082, 74617, 114173, 149234, 228346, 305689, 326771, 611378, 653542, 9476359, 18952718]

約数ペア:

[(1, 18952718), (2, 9476359), (29, 653542), (31, 611378), (58, 326771), (62, 305689), (83, 228346), (127, 149234), (166, 114173), (254, 74617), (899, 21082), (1798, 10541), (2407, 7874), (2573, 7366), (3683, 5146), (3937, 4814)]