20875755

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29611}}^1$

素因数の和:29666

約数の個数: 16

約数和(自身を含む): 34113024

約数和(自身を除く): 13237269

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 29611, 88833, 148055, 444165, 1391717, 4175151, 6958585, 20875755]

約数ペア:

[(1, 20875755), (3, 6958585), (5, 4175151), (15, 1391717), (47, 444165), (141, 148055), (235, 88833), (705, 29611)]