18678814

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121291}}^1$

素因数の和:121311

約数の個数: 16

約数和(自身を含む): 34932096

約数和(自身を除く): 16253282

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 121291, 242582, 849037, 1334201, 1698074, 2668402, 9339407, 18678814]

約数ペア:

[(1, 18678814), (2, 9339407), (7, 2668402), (11, 1698074), (14, 1334201), (22, 849037), (77, 242582), (154, 121291)]