20784914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1459}}^1$

素因数の和:1897

約数の個数: 16

約数和(自身を含む): 33112800

約数和(自身を除く): 12327886

約数列:

[1, 2, 17, 34, 419, 838, 1459, 2918, 7123, 14246, 24803, 49606, 611321, 1222642, 10392457, 20784914]

約数ペア:

[(1, 20784914), (2, 10392457), (17, 1222642), (34, 611321), (419, 49606), (838, 24803), (1459, 14246), (2918, 7123)]