18384849

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:954

約数の個数: 36

約数和(自身を含む): 31584384

約数和(自身を除く): 13199535

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 887, 987, 2303, 2661, 2961, 6209, 6909, 7983, 18627, 20727, 41689, 43463, 55881, 125067, 130389, 291823, 375201, 391167, 875469, 2042761, 2626407, 6128283, 18384849]

約数ペア:

[(1, 18384849), (3, 6128283), (7, 2626407), (9, 2042761), (21, 875469), (47, 391167), (49, 375201), (63, 291823), (141, 130389), (147, 125067), (329, 55881), (423, 43463), (441, 41689), (887, 20727), (987, 18627), (2303, 7983), (2661, 6909), (2961, 6209)]