20648293392

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10492019}}^1$

素因数の和:10492071

約数の個数: 40

約数和(自身を含む): 54642440160

約数和(自身を除く): 33994146768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10492019, 20984038, 31476057, 41968076, 62952114, 83936152, 125904228, 167872304, 251808456, 430172779, 503616912, 860345558, 1290518337, 1720691116, 2581036674, 3441382232, 5162073348, 6882764464, 10324146696, 20648293392]

約数ペア:

[(1, 20648293392), (2, 10324146696), (3, 6882764464), (4, 5162073348), (6, 3441382232), (8, 2581036674), (12, 1720691116), (16, 1290518337), (24, 860345558), (41, 503616912), (48, 430172779), (82, 251808456), (123, 167872304), (164, 125904228), (246, 83936152), (328, 62952114), (492, 41968076), (656, 31476057), (984, 20984038), (1968, 10492019)]