19788582

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 44107056

約数和(自身を除く): 24318474

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 97, 121, 194, 242, 281, 291, 363, 562, 582, 726, 843, 1067, 1686, 2134, 3091, 3201, 6182, 6402, 9273, 11737, 18546, 23474, 27257, 34001, 35211, 54514, 68002, 70422, 81771, 102003, 163542, 204006, 299827, 599654, 899481, 1798962, 3298097, 6596194, 9894291, 19788582]

約数ペア:

[(1, 19788582), (2, 9894291), (3, 6596194), (6, 3298097), (11, 1798962), (22, 899481), (33, 599654), (66, 299827), (97, 204006), (121, 163542), (194, 102003), (242, 81771), (281, 70422), (291, 68002), (363, 54514), (562, 35211), (582, 34001), (726, 27257), (843, 23474), (1067, 18546), (1686, 11737), (2134, 9273), (3091, 6402), (3201, 6182)]