2011402004

素因数分解:

$2^2\times {\mathrm{1289}}^1\times {\mathrm{390109}}^1$

素因数の和:391402

約数の個数: 12

約数和(自身を含む): 3522693300

約数和(自身を除く): 1511291296

約数列:

[1, 2, 4, 1289, 2578, 5156, 390109, 780218, 1560436, 502850501, 1005701002, 2011402004]

約数ペア:

[(1, 2011402004), (2, 1005701002), (4, 502850501), (1289, 1560436), (2578, 780218), (5156, 390109)]