19391085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61559}}^1$

素因数の和:61577

約数の個数: 24

約数和(自身を含む): 38413440

約数和(自身を除く): 19022355

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 61559, 184677, 307795, 430913, 554031, 923385, 1292739, 2154565, 2770155, 3878217, 6463695, 19391085]

約数ペア:

[(1, 19391085), (3, 6463695), (5, 3878217), (7, 2770155), (9, 2154565), (15, 1292739), (21, 923385), (35, 554031), (45, 430913), (63, 307795), (105, 184677), (315, 61559)]