18807850

素因数分解:

$2^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{1949}}^1$

素因数の和:2154

約数の個数: 24

約数和(自身を含む): 35181900

約数和(自身を除く): 16374050

約数列:

[1, 2, 5, 10, 25, 50, 193, 386, 965, 1930, 1949, 3898, 4825, 9650, 9745, 19490, 48725, 97450, 376157, 752314, 1880785, 3761570, 9403925, 18807850]

約数ペア:

[(1, 18807850), (2, 9403925), (5, 3761570), (10, 1880785), (25, 752314), (50, 376157), (193, 97450), (386, 48725), (965, 19490), (1930, 9745), (1949, 9650), (3898, 4825)]