19798869441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{907}}^1\times {\mathrm{5231}}^1$

素因数の和:6261

約数の個数: 32

約数和(自身を含む): 28731967488

約数和(自身を除く): 8933098047

約数列:

[1, 3, 13, 39, 107, 321, 907, 1391, 2721, 4173, 5231, 11791, 15693, 35373, 68003, 97049, 204009, 291147, 559717, 1261637, 1679151, 3784911, 4744517, 7276321, 14233551, 21828963, 61678721, 185036163, 507663319, 1522989957, 6599623147, 19798869441]

約数ペア:

[(1, 19798869441), (3, 6599623147), (13, 1522989957), (39, 507663319), (107, 185036163), (321, 61678721), (907, 21828963), (1391, 14233551), (2721, 7276321), (4173, 4744517), (5231, 3784911), (11791, 1679151), (15693, 1261637), (35373, 559717), (68003, 291147), (97049, 204009)]