19351689

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12979}}^1$

素因数の和:13060

約数の個数: 16

約数和(自身を含む): 29905920

約数和(自身を除く): 10554231

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 12979, 38937, 90853, 272559, 921509, 2764527, 6450563, 19351689]

約数ペア:

[(1, 19351689), (3, 6450563), (7, 2764527), (21, 921509), (71, 272559), (213, 90853), (497, 38937), (1491, 12979)]