20454644

素因数分解:

$2^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1627}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 41025600

約数和(自身を除く): 20570956

約数列:

[1, 2, 4, 7, 14, 28, 449, 898, 1627, 1796, 3143, 3254, 6286, 6508, 11389, 12572, 22778, 45556, 730523, 1461046, 2922092, 5113661, 10227322, 20454644]

約数ペア:

[(1, 20454644), (2, 10227322), (4, 5113661), (7, 2922092), (14, 1461046), (28, 730523), (449, 45556), (898, 22778), (1627, 12572), (1796, 11389), (3143, 6508), (3254, 6286)]