78818384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{259271}}^1$

素因数の和:259298

約数の個数: 20

約数和(自身を含む): 160748640

約数和(自身を除く): 81930256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 259271, 518542, 1037084, 2074168, 4148336, 4926149, 9852298, 19704596, 39409192, 78818384]

約数ペア:

[(1, 78818384), (2, 39409192), (4, 19704596), (8, 9852298), (16, 4926149), (19, 4148336), (38, 2074168), (76, 1037084), (152, 518542), (304, 259271)]