20341342

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 36246528

約数和(自身を除く): 15905186

約数列:

[1, 2, 7, 14, 37, 74, 107, 214, 259, 367, 518, 734, 749, 1498, 2569, 3959, 5138, 7918, 13579, 27158, 27713, 39269, 55426, 78538, 95053, 190106, 274883, 549766, 1452953, 2905906, 10170671, 20341342]

約数ペア:

[(1, 20341342), (2, 10170671), (7, 2905906), (14, 1452953), (37, 549766), (74, 274883), (107, 190106), (214, 95053), (259, 78538), (367, 55426), (518, 39269), (734, 27713), (749, 27158), (1498, 13579), (2569, 7918), (3959, 5138)]