18304370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2399}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 19711630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 2399, 3815, 4798, 7630, 11995, 16793, 23990, 33586, 83965, 167930, 261491, 522982, 1307455, 1830437, 2614910, 3660874, 9152185, 18304370]

約数ペア:

[(1, 18304370), (2, 9152185), (5, 3660874), (7, 2614910), (10, 1830437), (14, 1307455), (35, 522982), (70, 261491), (109, 167930), (218, 83965), (545, 33586), (763, 23990), (1090, 16793), (1526, 11995), (2399, 7630), (3815, 4798)]