18804198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3221}}^1$

素因数の和:3372

約数の個数: 32

約数和(自身を含む): 43303680

約数和(自身を除く): 24499482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 3221, 5838, 6442, 9663, 19326, 22547, 45094, 67641, 135282, 447719, 895438, 1343157, 2686314, 3134033, 6268066, 9402099, 18804198]

約数ペア:

[(1, 18804198), (2, 9402099), (3, 6268066), (6, 3134033), (7, 2686314), (14, 1343157), (21, 895438), (42, 447719), (139, 135282), (278, 67641), (417, 45094), (834, 22547), (973, 19326), (1946, 9663), (2919, 6442), (3221, 5838)]