20703784

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{2693}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 40127130

約数和(自身を除く): 19423346

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 2693, 3844, 5386, 7688, 10772, 21544, 83483, 166966, 333932, 667864, 2587973, 5175946, 10351892, 20703784]

約数ペア:

[(1, 20703784), (2, 10351892), (4, 5175946), (8, 2587973), (31, 667864), (62, 333932), (124, 166966), (248, 83483), (961, 21544), (1922, 10772), (2693, 7688), (3844, 5386)]