18430790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{937}}^1$

素因数の和:1232

約数の個数: 32

約数和(自身を含む): 38090304

約数和(自身を除く): 19659514

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 937, 1405, 1874, 1967, 2810, 3934, 4685, 6559, 9370, 9835, 13118, 19670, 32795, 65590, 263297, 526594, 1316485, 1843079, 2632970, 3686158, 9215395, 18430790]

約数ペア:

[(1, 18430790), (2, 9215395), (5, 3686158), (7, 2632970), (10, 1843079), (14, 1316485), (35, 526594), (70, 263297), (281, 65590), (562, 32795), (937, 19670), (1405, 13118), (1874, 9835), (1967, 9370), (2810, 6559), (3934, 4685)]