20743048

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{63241}}^1$

素因数の和:63288

約数の個数: 16

約数和(自身を含む): 39842460

約数和(自身を除く): 19099412

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 63241, 126482, 252964, 505928, 2592881, 5185762, 10371524, 20743048]

約数ペア:

[(1, 20743048), (2, 10371524), (4, 5185762), (8, 2592881), (41, 505928), (82, 252964), (164, 126482), (328, 63241)]