20514452

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38561}}^1$

素因数の和:38591

約数の個数: 24

約数和(自身を含む): 43189440

約数和(自身を除く): 22674988

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38561, 77122, 154244, 269927, 539854, 732659, 1079708, 1465318, 2930636, 5128613, 10257226, 20514452]

約数ペア:

[(1, 20514452), (2, 10257226), (4, 5128613), (7, 2930636), (14, 1465318), (19, 1079708), (28, 732659), (38, 539854), (76, 269927), (133, 154244), (266, 77122), (532, 38561)]