18214370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42359}}^1$

素因数の和:42409

約数の個数: 16

約数和(自身を含む): 33549120

約数和(自身を除く): 15334750

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 42359, 84718, 211795, 423590, 1821437, 3642874, 9107185, 18214370]

約数ペア:

[(1, 18214370), (2, 9107185), (5, 3642874), (10, 1821437), (43, 423590), (86, 211795), (215, 84718), (430, 42359)]