20539692

素因数分解:

$2^2\times 3^2\times {\mathrm{570547}}^1$

素因数の和:570557

約数の個数: 18

約数和(自身を含む): 51919868

約数和(自身を除く): 31380176

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 570547, 1141094, 1711641, 2282188, 3423282, 5134923, 6846564, 10269846, 20539692]

約数ペア:

[(1, 20539692), (2, 10269846), (3, 6846564), (4, 5134923), (6, 3423282), (9, 2282188), (12, 1711641), (18, 1141094), (36, 570547)]