2018666001

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139981}}^1$

素因数の和:140037

約数の個数: 32

約数和(自身を含む): 3225185280

約数和(自身を除く): 1206519279

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 1311, 4807, 14421, 139981, 419943, 1539791, 2659639, 3219563, 4619373, 7978917, 9658689, 29256029, 35415193, 61171697, 87768087, 106245579, 183515091, 672888667, 2018666001]

約数ペア:

[(1, 2018666001), (3, 672888667), (11, 183515091), (19, 106245579), (23, 87768087), (33, 61171697), (57, 35415193), (69, 29256029), (209, 9658689), (253, 7978917), (437, 4619373), (627, 3219563), (759, 2659639), (1311, 1539791), (4807, 419943), (14421, 139981)]