18200008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 35228160

約数和(自身を除く): 17028152

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 277, 344, 382, 554, 764, 1108, 1528, 2216, 8213, 11911, 16426, 23822, 32852, 47644, 52907, 65704, 95288, 105814, 211628, 423256, 2275001, 4550002, 9100004, 18200008]

約数ペア:

[(1, 18200008), (2, 9100004), (4, 4550002), (8, 2275001), (43, 423256), (86, 211628), (172, 105814), (191, 95288), (277, 65704), (344, 52907), (382, 47644), (554, 32852), (764, 23822), (1108, 16426), (1528, 11911), (2216, 8213)]