84438128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{277757}}^1$

素因数の和:277784

約数の個数: 20

約数和(自身を含む): 172209960

約数和(自身を除く): 87771832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 277757, 555514, 1111028, 2222056, 4444112, 5277383, 10554766, 21109532, 42219064, 84438128]

約数ペア:

[(1, 84438128), (2, 42219064), (4, 21109532), (8, 10554766), (16, 5277383), (19, 4444112), (38, 2222056), (76, 1111028), (152, 555514), (304, 277757)]