20744372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1399}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 39748800

約数和(自身を除く): 19004428

約数列:

[1, 2, 4, 11, 22, 44, 337, 674, 1348, 1399, 2798, 3707, 5596, 7414, 14828, 15389, 30778, 61556, 471463, 942926, 1885852, 5186093, 10372186, 20744372]

約数ペア:

[(1, 20744372), (2, 10372186), (4, 5186093), (11, 1885852), (22, 942926), (44, 471463), (337, 61556), (674, 30778), (1348, 15389), (1399, 14828), (2798, 7414), (3707, 5596)]