20171947010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22665109}}^1$

素因数の和:22665205

約数の個数: 16

約数和(自身を含む): 36717478200

約数和(自身を除く): 16545531190

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22665109, 45330218, 113325545, 226651090, 2017194701, 4034389402, 10085973505, 20171947010]

約数ペア:

[(1, 20171947010), (2, 10085973505), (5, 4034389402), (10, 2017194701), (89, 226651090), (178, 113325545), (445, 45330218), (890, 22665109)]