139384304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{458501}}^1$

素因数の和:458528

約数の個数: 20

約数和(自身を含む): 284271240

約数和(自身を除く): 144886936

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 458501, 917002, 1834004, 3668008, 7336016, 8711519, 17423038, 34846076, 69692152, 139384304]

約数ペア:

[(1, 139384304), (2, 69692152), (4, 34846076), (8, 17423038), (16, 8711519), (19, 7336016), (38, 3668008), (76, 1834004), (152, 917002), (304, 458501)]