18708778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:918

約数の個数: 24

約数和(自身を含む): 31203396

約数和(自身を除く): 12494618

約数列:

[1, 2, 11, 22, 97, 121, 194, 242, 797, 1067, 1594, 2134, 8767, 11737, 17534, 23474, 77309, 96437, 154618, 192874, 850399, 1700798, 9354389, 18708778]

約数ペア:

[(1, 18708778), (2, 9354389), (11, 1700798), (22, 850399), (97, 192874), (121, 154618), (194, 96437), (242, 77309), (797, 23474), (1067, 17534), (1594, 11737), (2134, 8767)]