20291337

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{6211}}^1$

素因数の和:6242

約数の個数: 24

約数和(自身を含む): 33047840

約数和(自身を除く): 12756503

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 6211, 18633, 55899, 68321, 167697, 204963, 614889, 751531, 1844667, 2254593, 6763779, 20291337]

約数ペア:

[(1, 20291337), (3, 6763779), (9, 2254593), (11, 1844667), (27, 751531), (33, 614889), (99, 204963), (121, 167697), (297, 68321), (363, 55899), (1089, 18633), (3267, 6211)]