20686443382

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4499009}}^1$

素因数の和:4499052

約数の個数: 24

約数和(自身を含む): 35902099800

約数和(自身を除く): 15215656418

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 4499009, 8998018, 49489099, 85481171, 98978198, 170962342, 544380089, 940292881, 1088760178, 1880585762, 10343221691, 20686443382]

約数ペア:

[(1, 20686443382), (2, 10343221691), (11, 1880585762), (19, 1088760178), (22, 940292881), (38, 544380089), (121, 170962342), (209, 98978198), (242, 85481171), (418, 49489099), (2299, 8998018), (4598, 4499009)]