18657996093

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{419743}}^1$

素因数の和:420209

約数の個数: 24

約数和(自身を含む): 29466028800

約数和(自身を除く): 10808032707

約数列:

[1, 3, 9, 11, 33, 99, 449, 1347, 4041, 4939, 14817, 44451, 419743, 1259229, 3777687, 4617173, 13851519, 41554557, 188464607, 565393821, 1696181463, 2073110677, 6219332031, 18657996093]

約数ペア:

[(1, 18657996093), (3, 6219332031), (9, 2073110677), (11, 1696181463), (33, 565393821), (99, 188464607), (449, 41554557), (1347, 13851519), (4041, 4617173), (4939, 3777687), (14817, 1259229), (44451, 419743)]