20795913

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{45307}}^1$

素因数の和:45333

約数の個数: 16

約数和(自身を含む): 32621760

約数和(自身を除く): 11825847

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 45307, 135921, 407763, 770219, 1223289, 2310657, 6931971, 20795913]

約数ペア:

[(1, 20795913), (3, 6931971), (9, 2310657), (17, 1223289), (27, 770219), (51, 407763), (153, 135921), (459, 45307)]