1819982018

素因数分解:

$2^1\times {\mathrm{91909}}^1\times {\mathrm{9901}}^1$

素因数の和:101812

約数の個数: 8

約数和(自身を含む): 2730278460

約数和(自身を除く): 910296442

約数列:

[1, 2, 9901, 19802, 91909, 183818, 909991009, 1819982018]

約数ペア:

[(1, 1819982018), (2, 909991009), (9901, 183818), (19802, 91909)]