20468488

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19531}}^1$

素因数の和:19668

約数の個数: 16

約数和(自身を含む): 38673360

約数和(自身を除く): 18204872

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19531, 39062, 78124, 156248, 2558561, 5117122, 10234244, 20468488]

約数ペア:

[(1, 20468488), (2, 10234244), (4, 5117122), (8, 2558561), (131, 156248), (262, 78124), (524, 39062), (1048, 19531)]