20454746

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{829}}^1$

素因数の和:930

約数の個数: 24

約数和(自身を含む): 33719580

約数和(自身を除く): 13264834

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 829, 949, 1658, 1898, 10777, 12337, 21554, 24674, 60517, 121034, 140101, 280202, 786721, 1573442, 10227373, 20454746]

約数ペア:

[(1, 20454746), (2, 10227373), (13, 1573442), (26, 786721), (73, 280202), (146, 140101), (169, 121034), (338, 60517), (829, 24674), (949, 21554), (1658, 12337), (1898, 10777)]