18718414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65449}}^1$

素因数の和:65475

約数の個数: 16

約数和(自身を含む): 32986800

約数和(自身を除く): 14268386

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 65449, 130898, 719939, 850837, 1439878, 1701674, 9359207, 18718414]

約数ペア:

[(1, 18718414), (2, 9359207), (11, 1701674), (13, 1439878), (22, 850837), (26, 719939), (143, 130898), (286, 65449)]