18419142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{438551}}^1$

素因数の和:438563

約数の個数: 16

約数和(自身を含む): 42100992

約数和(自身を除く): 23681850

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 438551, 877102, 1315653, 2631306, 3069857, 6139714, 9209571, 18419142]

約数ペア:

[(1, 18419142), (2, 9209571), (3, 6139714), (6, 3069857), (7, 2631306), (14, 1315653), (21, 877102), (42, 438551)]