18729019

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 1799621

約数列:

[1, 17, 59, 71, 263, 1003, 1207, 4189, 4471, 15517, 18673, 71213, 263789, 317441, 1101707, 18729019]

約数ペア:

[(1, 18729019), (17, 1101707), (59, 317441), (71, 263789), (263, 71213), (1003, 18673), (1207, 15517), (4189, 4471)]