11991784

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1087}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 25850880

約数和(自身を除く): 13859096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1087, 1379, 1576, 2174, 2758, 4348, 5516, 7609, 8696, 11032, 15218, 30436, 60872, 214139, 428278, 856556, 1498973, 1713112, 2997946, 5995892, 11991784]

約数ペア:

[(1, 11991784), (2, 5995892), (4, 2997946), (7, 1713112), (8, 1498973), (14, 856556), (28, 428278), (56, 214139), (197, 60872), (394, 30436), (788, 15218), (1087, 11032), (1379, 8696), (1576, 7609), (2174, 5516), (2758, 4348)]