18009110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257273}}^1$

素因数の和:257287

約数の個数: 16

約数和(自身を含む): 37047456

約数和(自身を除く): 19038346

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257273, 514546, 1286365, 1800911, 2572730, 3601822, 9004555, 18009110]

約数ペア:

[(1, 18009110), (2, 9004555), (5, 3601822), (7, 2572730), (10, 1800911), (14, 1286365), (35, 514546), (70, 257273)]