18024027

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 29184000

約数和(自身を除く): 11159973

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 227, 399, 597, 681, 1393, 1589, 3781, 4179, 4313, 4767, 11343, 12939, 26467, 30191, 45173, 79401, 90573, 135519, 316211, 858287, 948633, 2574861, 6008009, 18024027]

約数ペア:

[(1, 18024027), (3, 6008009), (7, 2574861), (19, 948633), (21, 858287), (57, 316211), (133, 135519), (199, 90573), (227, 79401), (399, 45173), (597, 30191), (681, 26467), (1393, 12939), (1589, 11343), (3781, 4767), (4179, 4313)]