20892546

素因数分解:

$2^1\times 3^3\times {\mathrm{421}}^1\times {\mathrm{919}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 46588800

約数和(自身を除く): 25696254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 421, 842, 919, 1263, 1838, 2526, 2757, 3789, 5514, 7578, 8271, 11367, 16542, 22734, 24813, 49626, 386899, 773798, 1160697, 2321394, 3482091, 6964182, 10446273, 20892546]

約数ペア:

[(1, 20892546), (2, 10446273), (3, 6964182), (6, 3482091), (9, 2321394), (18, 1160697), (27, 773798), (54, 386899), (421, 49626), (842, 24813), (919, 22734), (1263, 16542), (1838, 11367), (2526, 8271), (2757, 7578), (3789, 5514)]