18520437

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{809}}^1$

素因数の和:1412

約数の個数: 16

約数和(自身を含む): 26671680

約数和(自身を除く): 8151243

約数列:

[1, 3, 13, 39, 587, 809, 1761, 2427, 7631, 10517, 22893, 31551, 474883, 1424649, 6173479, 18520437]

約数ペア:

[(1, 18520437), (3, 6173479), (13, 1424649), (39, 474883), (587, 31551), (809, 22893), (1761, 10517), (2427, 7631)]