20194460583424

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{3257}}^1\times {\mathrm{637369}}^1$

素因数の和:640663

約数の個数: 80

約数和(自身を含む): 42486242871600

約数和(自身を除く): 22291782288176

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 3257, 4864, 6514, 9728, 13028, 26056, 52112, 61883, 104224, 123766, 208448, 247532, 416896, 495064, 637369, 833792, 990128, 1274738, 1667584, 1980256, 2549476, 3960512, 5098952, 7921024, 10197904, 12110011, 15842048, 20395808, 24220022, 31684096, 40791616, 48440044, 81583232, 96880088, 163166464, 193760176, 326332928, 387520352, 775040704, 1550081408, 2075910833, 3100162816, 4151821666, 6200325632, 8303643332, 16607286664, 33214573328, 39442305827, 66429146656, 78884611654, 132858293312, 157769223308, 265716586624, 315538446616, 531433173248, 631076893232, 1062866346496, 1262153786464, 2524307572928, 5048615145856, 10097230291712, 20194460583424]

約数ペア:

[(1, 20194460583424), (2, 10097230291712), (4, 5048615145856), (8, 2524307572928), (16, 1262153786464), (19, 1062866346496), (32, 631076893232), (38, 531433173248), (64, 315538446616), (76, 265716586624), (128, 157769223308), (152, 132858293312), (256, 78884611654), (304, 66429146656), (512, 39442305827), (608, 33214573328), (1216, 16607286664), (2432, 8303643332), (3257, 6200325632), (4864, 4151821666), (6514, 3100162816), (9728, 2075910833), (13028, 1550081408), (26056, 775040704), (52112, 387520352), (61883, 326332928), (104224, 193760176), (123766, 163166464), (208448, 96880088), (247532, 81583232), (416896, 48440044), (495064, 40791616), (637369, 31684096), (833792, 24220022), (990128, 20395808), (1274738, 15842048), (1667584, 12110011), (1980256, 10197904), (2549476, 7921024), (3960512, 5098952)]