18676518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6637}}^1$

素因数の和:6716

約数の個数: 32

約数和(自身を含む): 43332864

約数和(自身を除く): 24656346

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 6637, 13274, 19911, 39822, 46459, 92918, 139377, 278754, 444679, 889358, 1334037, 2668074, 3112753, 6225506, 9338259, 18676518]

約数ペア:

[(1, 18676518), (2, 9338259), (3, 6225506), (6, 3112753), (7, 2668074), (14, 1334037), (21, 889358), (42, 444679), (67, 278754), (134, 139377), (201, 92918), (402, 46459), (469, 39822), (938, 19911), (1407, 13274), (2814, 6637)]