17679928

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 38021760

約数和(自身を除く): 20341832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 643, 982, 1286, 1964, 2572, 3437, 3928, 4501, 5144, 6874, 9002, 13748, 18004, 27496, 36008, 315713, 631426, 1262852, 2209991, 2525704, 4419982, 8839964, 17679928]

約数ペア:

[(1, 17679928), (2, 8839964), (4, 4419982), (7, 2525704), (8, 2209991), (14, 1262852), (28, 631426), (56, 315713), (491, 36008), (643, 27496), (982, 18004), (1286, 13748), (1964, 9002), (2572, 6874), (3437, 5144), (3928, 4501)]