19997152322

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{706763}}^1$

素因数の和:706862

約数の個数: 32

約数和(自身を含む): 35824453632

約数和(自身を除く): 15827301310

約数列:

[1, 2, 7, 14, 43, 47, 86, 94, 301, 329, 602, 658, 2021, 4042, 14147, 28294, 706763, 1413526, 4947341, 9894682, 30390809, 33217861, 60781618, 66435722, 212735663, 232525027, 425471326, 465050054, 1428368023, 2856736046, 9998576161, 19997152322]

約数ペア:

[(1, 19997152322), (2, 9998576161), (7, 2856736046), (14, 1428368023), (43, 465050054), (47, 425471326), (86, 232525027), (94, 212735663), (301, 66435722), (329, 60781618), (602, 33217861), (658, 30390809), (2021, 9894682), (4042, 4947341), (14147, 1413526), (28294, 706763)]