20214972009

素因数分解:

$3^3\times {\mathrm{38011}}^1\times {\mathrm{19697}}^1$

素因数の和:57717

約数の個数: 16

約数和(自身を含む): 29950415040

約数和(自身を除く): 9735443031

約数列:

[1, 3, 9, 27, 19697, 38011, 59091, 114033, 177273, 342099, 531819, 1026297, 748702667, 2246108001, 6738324003, 20214972009]

約数ペア:

[(1, 20214972009), (3, 6738324003), (9, 2246108001), (27, 748702667), (19697, 1026297), (38011, 531819), (59091, 342099), (114033, 177273)]