19388944

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{1201}}^1$

素因数の和:2218

約数の個数: 20

約数和(自身を含む): 37634620

約数和(自身を除く): 18245676

約数列:

[1, 2, 4, 8, 16, 1009, 1201, 2018, 2402, 4036, 4804, 8072, 9608, 16144, 19216, 1211809, 2423618, 4847236, 9694472, 19388944]

約数ペア:

[(1, 19388944), (2, 9694472), (4, 4847236), (8, 2423618), (16, 1211809), (1009, 19216), (1201, 16144), (2018, 9608), (2402, 8072), (4036, 4804)]