20299612

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1103}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 36723456

約数和(自身を除く): 16423844

約数列:

[1, 2, 4, 43, 86, 107, 172, 214, 428, 1103, 2206, 4412, 4601, 9202, 18404, 47429, 94858, 118021, 189716, 236042, 472084, 5074903, 10149806, 20299612]

約数ペア:

[(1, 20299612), (2, 10149806), (4, 5074903), (43, 472084), (86, 236042), (107, 189716), (172, 118021), (214, 94858), (428, 47429), (1103, 18404), (2206, 9202), (4412, 4601)]