18994599

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5287

約数の個数: 24

約数和(自身を含む): 30506112

約数和(自身を除く): 11511513

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5237, 15711, 47133, 68081, 162347, 204243, 487041, 612729, 1461123, 2110511, 6331533, 18994599]

約数ペア:

[(1, 18994599), (3, 6331533), (9, 2110511), (13, 1461123), (31, 612729), (39, 487041), (93, 204243), (117, 162347), (279, 68081), (403, 47133), (1209, 15711), (3627, 5237)]