20219908887

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{1259}}^1\times {\mathrm{14051}}^1$

素因数の和:15443

約数の個数: 24

約数和(自身を含む): 29461985280

約数和(自身を除く): 9242076393

約数列:

[1, 3, 9, 127, 381, 1143, 1259, 3777, 11331, 14051, 42153, 126459, 159893, 479679, 1439037, 1784477, 5353431, 16060293, 17690209, 53070627, 159211881, 2246656543, 6739969629, 20219908887]

約数ペア:

[(1, 20219908887), (3, 6739969629), (9, 2246656543), (127, 159211881), (381, 53070627), (1143, 17690209), (1259, 16060293), (3777, 5353431), (11331, 1784477), (14051, 1439037), (42153, 479679), (126459, 159893)]