99019010

素因数分解:

$2^1\times 5^1\times {\mathrm{9901901}}^1$

素因数の和:9901908

約数の個数: 8

約数和(自身を含む): 178234236

約数和(自身を除く): 79215226

約数列:

[1, 2, 5, 10, 9901901, 19803802, 49509505, 99019010]

約数ペア:

[(1, 99019010), (2, 49509505), (5, 19803802), (10, 9901901)]