18437648

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{6661}}^1$

素因数の和:6842

約数の個数: 20

約数和(自身を含む): 35934828

約数和(自身を除く): 17497180

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 6661, 13322, 26644, 53288, 106576, 1152353, 2304706, 4609412, 9218824, 18437648]

約数ペア:

[(1, 18437648), (2, 9218824), (4, 4609412), (8, 2304706), (16, 1152353), (173, 106576), (346, 53288), (692, 26644), (1384, 13322), (2768, 6661)]