20208728

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{5861}}^1$

素因数の和:6298

約数の個数: 16

約数和(自身を含む): 37985760

約数和(自身を除く): 17777032

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 5861, 11722, 23444, 46888, 2526091, 5052182, 10104364, 20208728]

約数ペア:

[(1, 20208728), (2, 10104364), (4, 5052182), (8, 2526091), (431, 46888), (862, 23444), (1724, 11722), (3448, 5861)]