19462540

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3877}}^1$

素因数の和:4137

約数の個数: 24

約数和(自身を含む): 41044752

約数和(自身を除く): 21582212

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 3877, 5020, 7754, 15508, 19385, 38770, 77540, 973127, 1946254, 3892508, 4865635, 9731270, 19462540]

約数ペア:

[(1, 19462540), (2, 9731270), (4, 4865635), (5, 3892508), (10, 1946254), (20, 973127), (251, 77540), (502, 38770), (1004, 19385), (1255, 15508), (2510, 7754), (3877, 5020)]