20923167

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{809}}^1$

素因数の和:1082

約数の個数: 16

約数和(自身を含む): 28810080

約数和(自身を除く): 7886913

約数列:

[1, 3, 37, 111, 233, 699, 809, 2427, 8621, 25863, 29933, 89799, 188497, 565491, 6974389, 20923167]

約数ペア:

[(1, 20923167), (3, 6974389), (37, 565491), (111, 188497), (233, 89799), (699, 29933), (809, 25863), (2427, 8621)]