131809264

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{26489}}^1$

素因数の和:26808

約数の個数: 20

約数和(自身を含む): 256211280

約数和(自身を除く): 124402016

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 26489, 52978, 105956, 211912, 423824, 8238079, 16476158, 32952316, 65904632, 131809264]

約数ペア:

[(1, 131809264), (2, 65904632), (4, 32952316), (8, 16476158), (16, 8238079), (311, 423824), (622, 211912), (1244, 105956), (2488, 52978), (4976, 26489)]