20855235

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 34966080

約数和(自身を除く): 14110845

約数列:

[1, 3, 5, 15, 37, 53, 111, 159, 185, 265, 555, 709, 795, 1961, 2127, 3545, 5883, 9805, 10635, 26233, 29415, 37577, 78699, 112731, 131165, 187885, 393495, 563655, 1390349, 4171047, 6951745, 20855235]

約数ペア:

[(1, 20855235), (3, 6951745), (5, 4171047), (15, 1390349), (37, 563655), (53, 393495), (111, 187885), (159, 131165), (185, 112731), (265, 78699), (555, 37577), (709, 29415), (795, 26233), (1961, 10635), (2127, 9805), (3545, 5883)]