13842020

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2693}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 29192184

約数和(自身を除く): 15350164

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 2693, 5140, 5386, 10772, 13465, 26930, 53860, 692101, 1384202, 2768404, 3460505, 6921010, 13842020]

約数ペア:

[(1, 13842020), (2, 6921010), (4, 3460505), (5, 2768404), (10, 1384202), (20, 692101), (257, 53860), (514, 26930), (1028, 13465), (1285, 10772), (2570, 5386), (2693, 5140)]