20848864

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21017}}^1$

素因数の和:21058

約数の個数: 24

約数和(自身を含む): 42372288

約数和(自身を除く): 21523424

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21017, 42034, 84068, 168136, 336272, 651527, 672544, 1303054, 2606108, 5212216, 10424432, 20848864]

約数ペア:

[(1, 20848864), (2, 10424432), (4, 5212216), (8, 2606108), (16, 1303054), (31, 672544), (32, 651527), (62, 336272), (124, 168136), (248, 84068), (496, 42034), (992, 21017)]