19338777

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{16657}}^1$

素因数の和:16709

約数の個数: 16

約数和(自身を含む): 29318080

約数和(自身を除く): 9979303

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 16657, 49971, 149913, 449739, 716251, 2148753, 6446259, 19338777]

約数ペア:

[(1, 19338777), (3, 6446259), (9, 2148753), (27, 716251), (43, 449739), (129, 149913), (387, 49971), (1161, 16657)]