18905300

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1949}}^1$

素因数の和:2060

約数の個数: 36

約数和(自身を含む): 41468700

約数和(自身を除く): 22563400

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 1949, 2425, 3898, 4850, 7796, 9700, 9745, 19490, 38980, 48725, 97450, 189053, 194900, 378106, 756212, 945265, 1890530, 3781060, 4726325, 9452650, 18905300]

約数ペア:

[(1, 18905300), (2, 9452650), (4, 4726325), (5, 3781060), (10, 1890530), (20, 945265), (25, 756212), (50, 378106), (97, 194900), (100, 189053), (194, 97450), (388, 48725), (485, 38980), (970, 19490), (1940, 9745), (1949, 9700), (2425, 7796), (3898, 4850)]