20345662

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1721}}^1$

素因数の和:2003

約数の個数: 16

約数和(自身を含む): 31987872

約数和(自身を除く): 11642210

約数列:

[1, 2, 23, 46, 257, 514, 1721, 3442, 5911, 11822, 39583, 79166, 442297, 884594, 10172831, 20345662]

約数ペア:

[(1, 20345662), (2, 10172831), (23, 884594), (46, 442297), (257, 79166), (514, 39583), (1721, 11822), (3442, 5911)]