3969556

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{2749}}^1$

素因数の和:2791

約数の個数: 18

約数和(自身を含む): 7334250

約数和(自身を除く): 3364694

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 2749, 5498, 10996, 52231, 104462, 208924, 992389, 1984778, 3969556]

約数ペア:

[(1, 3969556), (2, 1984778), (4, 992389), (19, 208924), (38, 104462), (76, 52231), (361, 10996), (722, 5498), (1444, 2749)]