19661067

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4999}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 31200000

約数和(自身を除く): 11538933

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 4999, 14997, 44991, 94981, 114977, 284943, 344931, 854829, 1034793, 2184563, 6553689, 19661067]

約数ペア:

[(1, 19661067), (3, 6553689), (9, 2184563), (19, 1034793), (23, 854829), (57, 344931), (69, 284943), (171, 114977), (207, 94981), (437, 44991), (1311, 14997), (3933, 4999)]