138916936

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{41443}}^1$

素因数の和:41868

約数の個数: 16

約数和(自身を含む): 261097200

約数和(自身を除く): 122180264

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 41443, 82886, 165772, 331544, 17364617, 34729234, 69458468, 138916936]

約数ペア:

[(1, 138916936), (2, 69458468), (4, 34729234), (8, 17364617), (419, 331544), (838, 165772), (1676, 82886), (3352, 41443)]