19101243

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1787}}^1$

素因数の和:2306

約数の個数: 16

約数和(自身を含む): 29180160

約数和(自身を除く): 10078917

約数列:

[1, 3, 7, 21, 509, 1527, 1787, 3563, 5361, 10689, 12509, 37527, 909583, 2728749, 6367081, 19101243]

約数ペア:

[(1, 19101243), (3, 6367081), (7, 2728749), (21, 909583), (509, 37527), (1527, 12509), (1787, 10689), (3563, 5361)]