18984039069

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{391367}}^1$

素因数の和:391449

約数の個数: 32

約数和(自身を含む): 28554209280

約数和(自身を除く): 9570170211

約数列:

[1, 3, 19, 23, 37, 57, 69, 111, 437, 703, 851, 1311, 2109, 2553, 16169, 48507, 391367, 1174101, 7435973, 9001441, 14480579, 22307919, 27004323, 43441737, 171027379, 275131001, 333053317, 513082137, 825393003, 999159951, 6328013023, 18984039069]

約数ペア:

[(1, 18984039069), (3, 6328013023), (19, 999159951), (23, 825393003), (37, 513082137), (57, 333053317), (69, 275131001), (111, 171027379), (437, 43441737), (703, 27004323), (851, 22307919), (1311, 14480579), (2109, 9001441), (2553, 7435973), (16169, 1174101), (48507, 391367)]