20163028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2089}}^1$

素因数の和:2239

約数の個数: 24

約数和(自身を含む): 37452800

約数和(自身を除く): 17289772

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2089, 2413, 4178, 4826, 8356, 9652, 39691, 79382, 158764, 265303, 530606, 1061212, 5040757, 10081514, 20163028]

約数ペア:

[(1, 20163028), (2, 10081514), (4, 5040757), (19, 1061212), (38, 530606), (76, 265303), (127, 158764), (254, 79382), (508, 39691), (2089, 9652), (2413, 8356), (4178, 4826)]