28919572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1607}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 55379520

約数和(自身を除く): 26459948

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1607, 1636, 3214, 4499, 6428, 8998, 17677, 17996, 35354, 70708, 657263, 1314526, 2629052, 7229893, 14459786, 28919572]

約数ペア:

[(1, 28919572), (2, 14459786), (4, 7229893), (11, 2629052), (22, 1314526), (44, 657263), (409, 70708), (818, 35354), (1607, 17996), (1636, 17677), (3214, 8998), (4499, 6428)]