201814017640

素因数分解:

$2^3\times 5^1\times {\mathrm{5045350441}}^1$

素因数の和:5045350452

約数の個数: 16

約数和(自身を含む): 454081539780

約数和(自身を除く): 252267522140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5045350441, 10090700882, 20181401764, 25226752205, 40362803528, 50453504410, 100907008820, 201814017640]

約数ペア:

[(1, 201814017640), (2, 100907008820), (4, 50453504410), (5, 40362803528), (8, 25226752205), (10, 20181401764), (20, 10090700882), (40, 5045350441)]