20517682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{2053}}^1$

素因数の和:2337

約数の個数: 16

約数和(自身を含む): 32535360

約数和(自身を除く): 12017678

約数列:

[1, 2, 19, 38, 263, 526, 2053, 4106, 4997, 9994, 39007, 78014, 539939, 1079878, 10258841, 20517682]

約数ペア:

[(1, 20517682), (2, 10258841), (19, 1079878), (38, 539939), (263, 78014), (526, 39007), (2053, 9994), (4106, 4997)]