18070556

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4643}}^1$

素因数の和:4793

約数の個数: 24

約数和(自身を含む): 36408960

約数和(自身を除く): 18338404

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4643, 9286, 18572, 32501, 65002, 130004, 645377, 1290754, 2581508, 4517639, 9035278, 18070556]

約数ペア:

[(1, 18070556), (2, 9035278), (4, 4517639), (7, 2581508), (14, 1290754), (28, 645377), (139, 130004), (278, 65002), (556, 32501), (973, 18572), (1946, 9286), (3892, 4643)]