18061866

素因数分解:

$2^1\times 3^4\times {\mathrm{111493}}^1$

素因数の和:111507

約数の個数: 20

約数和(自身を含む): 40472322

約数和(自身を除く): 22410456

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 111493, 222986, 334479, 668958, 1003437, 2006874, 3010311, 6020622, 9030933, 18061866]

約数ペア:

[(1, 18061866), (2, 9030933), (3, 6020622), (6, 3010311), (9, 2006874), (18, 1003437), (27, 668958), (54, 334479), (81, 222986), (162, 111493)]