19490055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 33890304

約数和(自身を除く): 14400249

約数列:

[1, 3, 5, 13, 15, 39, 65, 127, 195, 381, 635, 787, 1651, 1905, 2361, 3935, 4953, 8255, 10231, 11805, 24765, 30693, 51155, 99949, 153465, 299847, 499745, 1299337, 1499235, 3898011, 6496685, 19490055]

約数ペア:

[(1, 19490055), (3, 6496685), (5, 3898011), (13, 1499235), (15, 1299337), (39, 499745), (65, 299847), (127, 153465), (195, 99949), (381, 51155), (635, 30693), (787, 24765), (1651, 11805), (1905, 10231), (2361, 8255), (3935, 4953)]