20514739264

素因数分解:

$2^6\times {\mathrm{8971}}^1\times {\mathrm{35731}}^1$

素因数の和:44714

約数の個数: 28

約数和(自身を含む): 40714613008

約数和(自身を除く): 20199873744

約数列:

[1, 2, 4, 8, 16, 32, 64, 8971, 17942, 35731, 35884, 71462, 71768, 142924, 143536, 285848, 287072, 571696, 574144, 1143392, 2286784, 320542801, 641085602, 1282171204, 2564342408, 5128684816, 10257369632, 20514739264]

約数ペア:

[(1, 20514739264), (2, 10257369632), (4, 5128684816), (8, 2564342408), (16, 1282171204), (32, 641085602), (64, 320542801), (8971, 2286784), (17942, 1143392), (35731, 574144), (35884, 571696), (71462, 287072), (71768, 285848), (142924, 143536)]