19568423

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6397}}^1$

素因数の和:6446

約数の個数: 16

約数和(自身を含む): 24568320

約数和(自身を除く): 4999897

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6397, 44779, 121543, 147131, 850801, 1029917, 2795489, 19568423]

約数ペア:

[(1, 19568423), (7, 2795489), (19, 1029917), (23, 850801), (133, 147131), (161, 121543), (437, 44779), (3059, 6397)]