20492456

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{62477}}^1$

素因数の和:62524

約数の個数: 16

約数和(自身を含む): 39361140

約数和(自身を除く): 18868684

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 62477, 124954, 249908, 499816, 2561557, 5123114, 10246228, 20492456]

約数ペア:

[(1, 20492456), (2, 10246228), (4, 5123114), (8, 2561557), (41, 499816), (82, 249908), (164, 124954), (328, 62477)]