39824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:158

約数の個数: 20

約数和(自身を含む): 81840

約数和(自身を除く): 42016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 9956, 19912, 39824]

約数ペア:

[(1, 39824), (2, 19912), (4, 9956), (8, 4978), (16, 2489), (19, 2096), (38, 1048), (76, 524), (131, 304), (152, 262)]