19868422

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6991}}^1$

素因数の和:7036

約数の個数: 24

約数和(自身を含む): 35868960

約数和(自身を除く): 16000538

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 6991, 13982, 48937, 97874, 202739, 342559, 405478, 685118, 1419173, 2838346, 9934211, 19868422]

約数ペア:

[(1, 19868422), (2, 9934211), (7, 2838346), (14, 1419173), (29, 685118), (49, 405478), (58, 342559), (98, 202739), (203, 97874), (406, 48937), (1421, 13982), (2842, 6991)]