65450505968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{215297717}}^1$

素因数の和:215297744

約数の個数: 20

約数和(自身を含む): 133484585160

約数和(自身を除く): 68034079192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 215297717, 430595434, 861190868, 1722381736, 3444763472, 4090656623, 8181313246, 16362626492, 32725252984, 65450505968]

約数ペア:

[(1, 65450505968), (2, 32725252984), (4, 16362626492), (8, 8181313246), (16, 4090656623), (19, 3444763472), (38, 1722381736), (76, 861190868), (152, 430595434), (304, 215297717)]