20567072

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{14947}}^1$

素因数の和:15000

約数の個数: 24

約数和(自身を含む): 41435856

約数和(自身を除く): 20868784

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 14947, 29894, 59788, 119576, 239152, 478304, 642721, 1285442, 2570884, 5141768, 10283536, 20567072]

約数ペア:

[(1, 20567072), (2, 10283536), (4, 5141768), (8, 2570884), (16, 1285442), (32, 642721), (43, 478304), (86, 239152), (172, 119576), (344, 59788), (688, 29894), (1376, 14947)]