16219683

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{11779}}^1$

素因数の和:11808

約数の個数: 20

約数和(自身を含む): 25656840

約数和(自身を除く): 9437157

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 11779, 35337, 106011, 200243, 318033, 600729, 954099, 1802187, 5406561, 16219683]

約数ペア:

[(1, 16219683), (3, 5406561), (9, 1802187), (17, 954099), (27, 600729), (51, 318033), (81, 200243), (153, 106011), (459, 35337), (1377, 11779)]