20807352

素因数分解:

$2^3\times 3^2\times {\mathrm{288991}}^1$

素因数の和:289003

約数の個数: 24

約数和(自身を含む): 56353440

約数和(自身を除く): 35546088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 288991, 577982, 866973, 1155964, 1733946, 2311928, 2600919, 3467892, 5201838, 6935784, 10403676, 20807352]

約数ペア:

[(1, 20807352), (2, 10403676), (3, 6935784), (4, 5201838), (6, 3467892), (8, 2600919), (9, 2311928), (12, 1733946), (18, 1155964), (24, 866973), (36, 577982), (72, 288991)]