28136986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2237}}^1$

素因数の和:2589

約数の個数: 16

約数和(自身を含む): 44580960

約数和(自身を除く): 16443974

約数列:

[1, 2, 19, 38, 331, 662, 2237, 4474, 6289, 12578, 42503, 85006, 740447, 1480894, 14068493, 28136986]

約数ペア:

[(1, 28136986), (2, 14068493), (19, 1480894), (38, 740447), (331, 85006), (662, 42503), (2237, 12578), (4474, 6289)]