16131856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{77557}}^1$

素因数の和:77578

約数の個数: 20

約数和(自身を含む): 33660172

約数和(自身を除く): 17528316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 77557, 155114, 310228, 620456, 1008241, 1240912, 2016482, 4032964, 8065928, 16131856]

約数ペア:

[(1, 16131856), (2, 8065928), (4, 4032964), (8, 2016482), (13, 1240912), (16, 1008241), (26, 620456), (52, 310228), (104, 155114), (208, 77557)]