15781072

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{1609}}^1$

素因数の和:2230

約数の個数: 20

約数和(自身を含む): 30644740

約数和(自身を除く): 14863668

約数列:

[1, 2, 4, 8, 16, 613, 1226, 1609, 2452, 3218, 4904, 6436, 9808, 12872, 25744, 986317, 1972634, 3945268, 7890536, 15781072]

約数ペア:

[(1, 15781072), (2, 7890536), (4, 3945268), (8, 1972634), (16, 986317), (613, 25744), (1226, 12872), (1609, 9808), (2452, 6436), (3218, 4904)]