20005949667

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{351037}}^1$

素因数の和:351219

約数の個数: 24

約数和(自身を含む): 29506850128

約数和(自身を除く): 9500900461

約数列:

[1, 3, 11, 33, 121, 157, 363, 471, 1727, 5181, 18997, 56991, 351037, 1053111, 3861407, 11584221, 42475477, 55112809, 127426431, 165338427, 606240899, 1818722697, 6668649889, 20005949667]

約数ペア:

[(1, 20005949667), (3, 6668649889), (11, 1818722697), (33, 606240899), (121, 165338427), (157, 127426431), (363, 55112809), (471, 42475477), (1727, 11584221), (5181, 3861407), (18997, 1053111), (56991, 351037)]