1980912944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6516161}}^1$

素因数の和:6516188

約数の個数: 20

約数和(自身を含む): 4040020440

約数和(自身を除く): 2059107496

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6516161, 13032322, 26064644, 52129288, 104258576, 123807059, 247614118, 495228236, 990456472, 1980912944]

約数ペア:

[(1, 1980912944), (2, 990456472), (4, 495228236), (8, 247614118), (16, 123807059), (19, 104258576), (38, 52129288), (76, 26064644), (152, 13032322), (304, 6516161)]