20244159

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2437}}^1$

素因数の和:2527

約数の個数: 24

約数和(自身を含む): 31947552

約数和(自身を除く): 11703393

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2437, 2769, 7311, 8307, 21933, 31681, 95043, 173027, 285129, 519081, 1557243, 2249351, 6748053, 20244159]

約数ペア:

[(1, 20244159), (3, 6748053), (9, 2249351), (13, 1557243), (39, 519081), (71, 285129), (117, 173027), (213, 95043), (639, 31681), (923, 21933), (2437, 8307), (2769, 7311)]