20562170

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47819}}^1$

素因数の和:47869

約数の個数: 16

約数和(自身を含む): 37873440

約数和(自身を除く): 17311270

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 47819, 95638, 239095, 478190, 2056217, 4112434, 10281085, 20562170]

約数ペア:

[(1, 20562170), (2, 10281085), (5, 4112434), (10, 2056217), (43, 478190), (86, 239095), (215, 95638), (430, 47819)]