19327521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16477}}^1$

素因数の和:16520

約数の個数: 16

約数和(自身を含む): 28473984

約数和(自身を除く): 9146463

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 16477, 49431, 280109, 378971, 840327, 1136913, 6442507, 19327521]

約数ペア:

[(1, 19327521), (3, 6442507), (17, 1136913), (23, 840327), (51, 378971), (69, 280109), (391, 49431), (1173, 16477)]