20179340013

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50574787}}^1$

素因数の和:50574816

約数の個数: 16

約数和(自身を含む): 32367864320

約数和(自身を除く): 12188524307

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50574787, 151724361, 354023509, 960920953, 1062070527, 2882762859, 6726446671, 20179340013]

約数ペア:

[(1, 20179340013), (3, 6726446671), (7, 2882762859), (19, 1062070527), (21, 960920953), (57, 354023509), (133, 151724361), (399, 50574787)]