15940988

素因数分解:

$2^2\times 7^1\times {\mathrm{569321}}^1$

素因数の和:569332

約数の個数: 12

約数和(自身を含む): 31882032

約数和(自身を除く): 15941044

約数列:

[1, 2, 4, 7, 14, 28, 569321, 1138642, 2277284, 3985247, 7970494, 15940988]

約数ペア:

[(1, 15940988), (2, 7970494), (4, 3985247), (7, 2277284), (14, 1138642), (28, 569321)]