18120488

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{42737}}^1$

素因数の和:42796

約数の個数: 16

約数和(自身を含む): 34617780

約数和(自身を除く): 16497292

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 42737, 85474, 170948, 341896, 2265061, 4530122, 9060244, 18120488]

約数ペア:

[(1, 18120488), (2, 9060244), (4, 4530122), (8, 2265061), (53, 341896), (106, 170948), (212, 85474), (424, 42737)]