8438128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 17655120

約数和(自身を除く): 9216992

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 677, 779, 1354, 1558, 2708, 3116, 5416, 6232, 10832, 12464, 12863, 25726, 27757, 51452, 55514, 102904, 111028, 205808, 222056, 444112, 527383, 1054766, 2109532, 4219064, 8438128]

約数ペア:

[(1, 8438128), (2, 4219064), (4, 2109532), (8, 1054766), (16, 527383), (19, 444112), (38, 222056), (41, 205808), (76, 111028), (82, 102904), (152, 55514), (164, 51452), (304, 27757), (328, 25726), (656, 12863), (677, 12464), (779, 10832), (1354, 6232), (1558, 5416), (2708, 3116)]