19050395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 28425600

約数和(自身を除く): 9375205

約数列:

[1, 5, 7, 13, 35, 65, 91, 149, 281, 455, 745, 1043, 1405, 1937, 1967, 3653, 5215, 9685, 9835, 13559, 18265, 25571, 41869, 67795, 127855, 209345, 293083, 544297, 1465415, 2721485, 3810079, 19050395]

約数ペア:

[(1, 19050395), (5, 3810079), (7, 2721485), (13, 1465415), (35, 544297), (65, 293083), (91, 209345), (149, 127855), (281, 67795), (455, 41869), (745, 25571), (1043, 18265), (1405, 13559), (1937, 9835), (1967, 9685), (3653, 5215)]