2011901731

素因数分解:

$7^2\times {\mathrm{2473}}^1\times {\mathrm{16603}}^1$

素因数の和:19090

約数の個数: 12

約数和(自身を含む): 2341462872

約数和(自身を除く): 329561141

約数列:

[1, 7, 49, 2473, 16603, 17311, 116221, 121177, 813547, 41059219, 287414533, 2011901731]

約数ペア:

[(1, 2011901731), (7, 287414533), (49, 41059219), (2473, 813547), (16603, 121177), (17311, 116221)]