18571059

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 29906240

約数和(自身を除く): 11335181

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 337, 351, 471, 1011, 1413, 2041, 3033, 4239, 4381, 6123, 9099, 13143, 18369, 39429, 52909, 55107, 118287, 158727, 476181, 687817, 1428543, 2063451, 6190353, 18571059]

約数ペア:

[(1, 18571059), (3, 6190353), (9, 2063451), (13, 1428543), (27, 687817), (39, 476181), (117, 158727), (157, 118287), (337, 55107), (351, 52909), (471, 39429), (1011, 18369), (1413, 13143), (2041, 9099), (3033, 6123), (4239, 4381)]