20677681969

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{11321}}^1$

素因数の和:11821

約数の個数: 32

約数和(自身を含む): 25738076160

約数和(自身を除く): 5060394191

約数列:

[1, 7, 19, 31, 133, 217, 443, 589, 3101, 4123, 8417, 11321, 13733, 58919, 79247, 96131, 215099, 260927, 350951, 1505693, 1826489, 2456657, 5015203, 6668069, 35106421, 46676483, 95288857, 155471293, 667021999, 1088299051, 2953954567, 20677681969]

約数ペア:

[(1, 20677681969), (7, 2953954567), (19, 1088299051), (31, 667021999), (133, 155471293), (217, 95288857), (443, 46676483), (589, 35106421), (3101, 6668069), (4123, 5015203), (8417, 2456657), (11321, 1826489), (13733, 1505693), (58919, 350951), (79247, 260927), (96131, 215099)]