201966198740

素因数分解:

$2^2\times 5^1\times {\mathrm{10098309937}}^1$

素因数の和:10098309946

約数の個数: 12

約数和(自身を含む): 424129017396

約数和(自身を除く): 222162818656

約数列:

[1, 2, 4, 5, 10, 20, 10098309937, 20196619874, 40393239748, 50491549685, 100983099370, 201966198740]

約数ペア:

[(1, 201966198740), (2, 100983099370), (4, 50491549685), (5, 40393239748), (10, 20196619874), (20, 10098309937)]