318364778878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{20489431}}^1$

素因数の和:20489907

約数の個数: 16

約数和(自身を含む): 506744632224

約数和(自身を除く): 188379853346

約数列:

[1, 2, 17, 34, 457, 914, 7769, 15538, 20489431, 40978862, 348320327, 696640654, 9363669967, 18727339934, 159182389439, 318364778878]

約数ペア:

[(1, 318364778878), (2, 159182389439), (17, 18727339934), (34, 9363669967), (457, 696640654), (914, 348320327), (7769, 40978862), (15538, 20489431)]