19380561280

素因数分解:

$2^7\times 5^1\times {\mathrm{3697}}^1\times {\mathrm{8191}}^1$

素因数の和:11907

約数の個数: 64

約数和(自身を含む): 46349844480

約数和(自身を除く): 26969283200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3697, 7394, 8191, 14788, 16382, 18485, 29576, 32764, 36970, 40955, 59152, 65528, 73940, 81910, 118304, 131056, 147880, 163820, 236608, 262112, 295760, 327640, 473216, 524224, 591520, 655280, 1048448, 1183040, 1310560, 2366080, 2621120, 5242240, 30282127, 60564254, 121128508, 151410635, 242257016, 302821270, 484514032, 605642540, 969028064, 1211285080, 1938056128, 2422570160, 3876112256, 4845140320, 9690280640, 19380561280]

約数ペア:

[(1, 19380561280), (2, 9690280640), (4, 4845140320), (5, 3876112256), (8, 2422570160), (10, 1938056128), (16, 1211285080), (20, 969028064), (32, 605642540), (40, 484514032), (64, 302821270), (80, 242257016), (128, 151410635), (160, 121128508), (320, 60564254), (640, 30282127), (3697, 5242240), (7394, 2621120), (8191, 2366080), (14788, 1310560), (16382, 1183040), (18485, 1048448), (29576, 655280), (32764, 591520), (36970, 524224), (40955, 473216), (59152, 327640), (65528, 295760), (73940, 262112), (81910, 236608), (118304, 163820), (131056, 147880)]