20123223459

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{155773}}^1$

素因数の和:155959

約数の個数: 24

約数和(自身を含む): 28693570800

約数和(自身を除く): 8570347341

約数列:

[1, 3, 17, 51, 149, 289, 447, 867, 2533, 7599, 43061, 129183, 155773, 467319, 2648141, 7944423, 23210177, 45018397, 69630531, 135055191, 394573009, 1183719027, 6707741153, 20123223459]

約数ペア:

[(1, 20123223459), (3, 6707741153), (17, 1183719027), (51, 394573009), (149, 135055191), (289, 69630531), (447, 45018397), (867, 23210177), (2533, 7944423), (7599, 2648141), (43061, 467319), (129183, 155773)]