20138006

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 36037440

約数和(自身を除く): 15899434

約数列:

[1, 2, 7, 14, 29, 58, 193, 203, 257, 386, 406, 514, 1351, 1799, 2702, 3598, 5597, 7453, 11194, 14906, 39179, 49601, 52171, 78358, 99202, 104342, 347207, 694414, 1438429, 2876858, 10069003, 20138006]

約数ペア:

[(1, 20138006), (2, 10069003), (7, 2876858), (14, 1438429), (29, 694414), (58, 347207), (193, 104342), (203, 99202), (257, 78358), (386, 52171), (406, 49601), (514, 39179), (1351, 14906), (1799, 11194), (2702, 7453), (3598, 5597)]