20556468

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{33589}}^1$

素因数の和:33616

約数の個数: 36

約数和(自身を含む): 55020420

約数和(自身を除く): 34463952

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 33589, 67178, 100767, 134356, 201534, 302301, 403068, 571013, 604602, 1142026, 1209204, 1713039, 2284052, 3426078, 5139117, 6852156, 10278234, 20556468]

約数ペア:

[(1, 20556468), (2, 10278234), (3, 6852156), (4, 5139117), (6, 3426078), (9, 2284052), (12, 1713039), (17, 1209204), (18, 1142026), (34, 604602), (36, 571013), (51, 403068), (68, 302301), (102, 201534), (153, 134356), (204, 100767), (306, 67178), (612, 33589)]