18279016

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5351}}^1$

素因数の和:5425

約数の個数: 32

約数和(自身を含む): 39818880

約数和(自身を除く): 21539864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5351, 10702, 21404, 37457, 42808, 74914, 149828, 299656, 326411, 652822, 1305644, 2284877, 2611288, 4569754, 9139508, 18279016]

約数ペア:

[(1, 18279016), (2, 9139508), (4, 4569754), (7, 2611288), (8, 2284877), (14, 1305644), (28, 652822), (56, 326411), (61, 299656), (122, 149828), (244, 74914), (427, 42808), (488, 37457), (854, 21404), (1708, 10702), (3416, 5351)]