18123728

素因数分解:

$2^4\times 7^2\times {\mathrm{23117}}^1$

素因数の和:23139

約数の個数: 30

約数和(自身を含む): 40849506

約数和(自身を除く): 22725778

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 23117, 46234, 92468, 161819, 184936, 323638, 369872, 647276, 1132733, 1294552, 2265466, 2589104, 4530932, 9061864, 18123728]

約数ペア:

[(1, 18123728), (2, 9061864), (4, 4530932), (7, 2589104), (8, 2265466), (14, 1294552), (16, 1132733), (28, 647276), (49, 369872), (56, 323638), (98, 184936), (112, 161819), (196, 92468), (392, 46234), (784, 23117)]