12807824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42131}}^1$

素因数の和:42158

約数の個数: 20

約数和(自身を含む): 26121840

約数和(自身を除く): 13314016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42131, 84262, 168524, 337048, 674096, 800489, 1600978, 3201956, 6403912, 12807824]

約数ペア:

[(1, 12807824), (2, 6403912), (4, 3201956), (8, 1600978), (16, 800489), (19, 674096), (38, 337048), (76, 168524), (152, 84262), (304, 42131)]