19218573

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{64709}}^1$

素因数の和:64729

約数の個数: 16

約数和(自身を含む): 31060800

約数和(自身を除く): 11842227

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 64709, 194127, 582381, 711799, 1747143, 2135397, 6406191, 19218573]

約数ペア:

[(1, 19218573), (3, 6406191), (9, 2135397), (11, 1747143), (27, 711799), (33, 582381), (99, 194127), (297, 64709)]