2020199188

素因数分解:

$2^2\times 7^1\times {\mathrm{72149971}}^1$

素因数の和:72149982

約数の個数: 12

約数和(自身を含む): 4040398432

約数和(自身を除く): 2020199244

約数列:

[1, 2, 4, 7, 14, 28, 72149971, 144299942, 288599884, 505049797, 1010099594, 2020199188]

約数ペア:

[(1, 2020199188), (2, 1010099594), (4, 505049797), (7, 288599884), (14, 144299942), (28, 72149971)]