20492296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{691}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 42101280

約数和(自身を除く): 21608984

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 337, 674, 691, 1348, 1382, 2696, 2764, 3707, 5528, 7414, 7601, 14828, 15202, 29656, 30404, 60808, 232867, 465734, 931468, 1862936, 2561537, 5123074, 10246148, 20492296]

約数ペア:

[(1, 20492296), (2, 10246148), (4, 5123074), (8, 2561537), (11, 1862936), (22, 931468), (44, 465734), (88, 232867), (337, 60808), (674, 30404), (691, 29656), (1348, 15202), (1382, 14828), (2696, 7601), (2764, 7414), (3707, 5528)]