20768902

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{859}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 39133440

約数和(自身を除く): 18364538

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 157, 314, 859, 1099, 1718, 1727, 2198, 3454, 6013, 9449, 12026, 12089, 18898, 24178, 66143, 132286, 134863, 269726, 944041, 1483493, 1888082, 2966986, 10384451, 20768902]

約数ペア:

[(1, 20768902), (2, 10384451), (7, 2966986), (11, 1888082), (14, 1483493), (22, 944041), (77, 269726), (154, 134863), (157, 132286), (314, 66143), (859, 24178), (1099, 18898), (1718, 12089), (1727, 12026), (2198, 9449), (3454, 6013)]