20213150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21277}}^1$

素因数の和:21308

約数の個数: 24

約数和(自身を含む): 39577080

約数和(自身を除く): 19363930

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21277, 42554, 106385, 212770, 404263, 531925, 808526, 1063850, 2021315, 4042630, 10106575, 20213150]

約数ペア:

[(1, 20213150), (2, 10106575), (5, 4042630), (10, 2021315), (19, 1063850), (25, 808526), (38, 531925), (50, 404263), (95, 212770), (190, 106385), (475, 42554), (950, 21277)]