18302263

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 22147840

約数和(自身を除く): 3845577

約数列:

[1, 7, 19, 133, 241, 571, 1687, 3997, 4579, 10849, 32053, 75943, 137611, 963277, 2614609, 18302263]

約数ペア:

[(1, 18302263), (7, 2614609), (19, 963277), (133, 137611), (241, 75943), (571, 32053), (1687, 10849), (3997, 4579)]