13012144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{18913}}^1$

素因数の和:18964

約数の個数: 20

約数和(自身を含む): 25798696

約数和(自身を除く): 12786552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 18913, 37826, 75652, 151304, 302608, 813259, 1626518, 3253036, 6506072, 13012144]

約数ペア:

[(1, 13012144), (2, 6506072), (4, 3253036), (8, 1626518), (16, 813259), (43, 302608), (86, 151304), (172, 75652), (344, 37826), (688, 18913)]