20628612

素因数分解:

$2^2\times 3^2\times {\mathrm{193}}^1\times {\mathrm{2969}}^1$

素因数の和:3172

約数の個数: 36

約数和(自身を含む): 52432380

約数和(自身を除く): 31803768

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 193, 386, 579, 772, 1158, 1737, 2316, 2969, 3474, 5938, 6948, 8907, 11876, 17814, 26721, 35628, 53442, 106884, 573017, 1146034, 1719051, 2292068, 3438102, 5157153, 6876204, 10314306, 20628612]

約数ペア:

[(1, 20628612), (2, 10314306), (3, 6876204), (4, 5157153), (6, 3438102), (9, 2292068), (12, 1719051), (18, 1146034), (36, 573017), (193, 106884), (386, 53442), (579, 35628), (772, 26721), (1158, 17814), (1737, 11876), (2316, 8907), (2969, 6948), (3474, 5938)]