19860974

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4943}}^1$

素因数の和:5000

約数の個数: 24

約数和(自身を含む): 35507808

約数和(自身を除く): 15646834

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 4943, 9886, 34601, 69202, 202663, 242207, 405326, 484414, 1418641, 2837282, 9930487, 19860974]

約数ペア:

[(1, 19860974), (2, 9930487), (7, 2837282), (14, 1418641), (41, 484414), (49, 405326), (82, 242207), (98, 202663), (287, 69202), (574, 34601), (2009, 9886), (4018, 4943)]