20111212796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{264621221}}^1$

素因数の和:264621244

約数の個数: 12

約数和(自身を含む): 37046971080

約数和(自身を除く): 16935758284

約数列:

[1, 2, 4, 19, 38, 76, 264621221, 529242442, 1058484884, 5027803199, 10055606398, 20111212796]

約数ペア:

[(1, 20111212796), (2, 10055606398), (4, 5027803199), (19, 1058484884), (38, 529242442), (76, 264621221)]