12980156

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4253}}^1$

素因数の和:4373

約数の個数: 24

約数和(自身を含む): 26204640

約数和(自身を除く): 13224484

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 4253, 8506, 17012, 29771, 59542, 119084, 463577, 927154, 1854308, 3245039, 6490078, 12980156]

約数ペア:

[(1, 12980156), (2, 6490078), (4, 3245039), (7, 1854308), (14, 927154), (28, 463577), (109, 119084), (218, 59542), (436, 29771), (763, 17012), (1526, 8506), (3052, 4253)]