20892573

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19841}}^1$

素因数の和:19866

約数の個数: 20

約数和(自身を含む): 33612348

約数和(自身を除く): 12719775

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19841, 59523, 178569, 257933, 535707, 773799, 1607121, 2321397, 6964191, 20892573]

約数ペア:

[(1, 20892573), (3, 6964191), (9, 2321397), (13, 1607121), (27, 773799), (39, 535707), (81, 257933), (117, 178569), (351, 59523), (1053, 19841)]