18825604

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:848

約数の個数: 36

約数和(自身を含む): 38655120

約数和(自身を除く): 19829516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 691, 973, 1382, 1946, 2764, 3892, 4837, 6811, 9674, 13622, 19348, 27244, 33859, 67718, 96049, 135436, 192098, 384196, 672343, 1344686, 2689372, 4706401, 9412802, 18825604]

約数ペア:

[(1, 18825604), (2, 9412802), (4, 4706401), (7, 2689372), (14, 1344686), (28, 672343), (49, 384196), (98, 192098), (139, 135436), (196, 96049), (278, 67718), (556, 33859), (691, 27244), (973, 19348), (1382, 13622), (1946, 9674), (2764, 6811), (3892, 4837)]