19776246784

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2758963}}^1$

素因数の和:2758990

約数の個数: 44

約数和(自身を含む): 45180794464

約数和(自身を除く): 25404547680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 2758963, 5517926, 11035852, 19312741, 22071704, 38625482, 44143408, 77250964, 88286816, 154501928, 176573632, 309003856, 353147264, 618007712, 706294528, 1236015424, 1412589056, 2472030848, 2825178112, 4944061696, 9888123392, 19776246784]

約数ペア:

[(1, 19776246784), (2, 9888123392), (4, 4944061696), (7, 2825178112), (8, 2472030848), (14, 1412589056), (16, 1236015424), (28, 706294528), (32, 618007712), (56, 353147264), (64, 309003856), (112, 176573632), (128, 154501928), (224, 88286816), (256, 77250964), (448, 44143408), (512, 38625482), (896, 22071704), (1024, 19312741), (1792, 11035852), (3584, 5517926), (7168, 2758963)]