20288519901

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57802051}}^1$

素因数の和:57802073

約数の個数: 16

約数和(自身を含む): 32369149120

約数和(自身を除く): 12080629219

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57802051, 173406153, 520218459, 751426663, 1560655377, 2254279989, 6762839967, 20288519901]

約数ペア:

[(1, 20288519901), (3, 6762839967), (9, 2254279989), (13, 1560655377), (27, 751426663), (39, 520218459), (117, 173406153), (351, 57802051)]