19527291

素因数分解:

$3^3\times 7^1\times {\mathrm{103319}}^1$

素因数の和:103335

約数の個数: 16

約数和(自身を含む): 33062400

約数和(自身を除く): 13535109

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 103319, 309957, 723233, 929871, 2169699, 2789613, 6509097, 19527291]

約数ペア:

[(1, 19527291), (3, 6509097), (7, 2789613), (9, 2169699), (21, 929871), (27, 723233), (63, 309957), (189, 103319)]