39908008

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2153}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 85815360

約数和(自身を除く): 45907352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 2153, 2317, 2648, 4306, 4634, 8612, 9268, 15071, 17224, 18536, 30142, 60284, 120568, 712643, 1425286, 2850572, 4988501, 5701144, 9977002, 19954004, 39908008]

約数ペア:

[(1, 39908008), (2, 19954004), (4, 9977002), (7, 5701144), (8, 4988501), (14, 2850572), (28, 1425286), (56, 712643), (331, 120568), (662, 60284), (1324, 30142), (2153, 18536), (2317, 17224), (2648, 15071), (4306, 9268), (4634, 8612)]