20782812

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15889}}^1$

素因数の和:16005

約数の個数: 24

約数和(自身を含む): 48941200

約数和(自身を除く): 28158388

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 15889, 31778, 47667, 63556, 95334, 190668, 1731901, 3463802, 5195703, 6927604, 10391406, 20782812]

約数ペア:

[(1, 20782812), (2, 10391406), (3, 6927604), (4, 5195703), (6, 3463802), (12, 1731901), (109, 190668), (218, 95334), (327, 63556), (436, 47667), (654, 31778), (1308, 15889)]