28279828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2677}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 52488800

約数和(自身を除く): 24208972

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 2677, 5282, 5354, 10564, 10708, 50863, 101726, 203452, 372103, 744206, 1488412, 7069957, 14139914, 28279828]

約数ペア:

[(1, 28279828), (2, 14139914), (4, 7069957), (19, 1488412), (38, 744206), (76, 372103), (139, 203452), (278, 101726), (556, 50863), (2641, 10708), (2677, 10564), (5282, 5354)]