18478286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{3967}}^1$

素因数の和:4123

約数の個数: 16

約数和(自身を含む): 29569536

約数和(自身を除く): 11091250

約数列:

[1, 2, 17, 34, 137, 274, 2329, 3967, 4658, 7934, 67439, 134878, 543479, 1086958, 9239143, 18478286]

約数ペア:

[(1, 18478286), (2, 9239143), (17, 1086958), (34, 543479), (137, 134878), (274, 67439), (2329, 7934), (3967, 4658)]