20700496

素因数分解:

$2^4\times {\mathrm{1051}}^1\times {\mathrm{1231}}^1$

素因数の和:2290

約数の個数: 20

約数和(自身を含む): 40177984

約数和(自身を除く): 19477488

約数列:

[1, 2, 4, 8, 16, 1051, 1231, 2102, 2462, 4204, 4924, 8408, 9848, 16816, 19696, 1293781, 2587562, 5175124, 10350248, 20700496]

約数ペア:

[(1, 20700496), (2, 10350248), (4, 5175124), (8, 2587562), (16, 1293781), (1051, 19696), (1231, 16816), (2102, 9848), (2462, 8408), (4204, 4924)]