20839196

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32359}}^1$

素因数の和:32393

約数の個数: 24

約数和(自身を含む): 43491840

約数和(自身を除く): 22652644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32359, 64718, 129436, 226513, 453026, 744257, 906052, 1488514, 2977028, 5209799, 10419598, 20839196]

約数ペア:

[(1, 20839196), (2, 10419598), (4, 5209799), (7, 2977028), (14, 1488514), (23, 906052), (28, 744257), (46, 453026), (92, 226513), (161, 129436), (322, 64718), (644, 32359)]