18542293

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 23232384

約数和(自身を除く): 4690091

約数列:

[1, 7, 11, 77, 257, 937, 1799, 2827, 6559, 10307, 19789, 72149, 240809, 1685663, 2648899, 18542293]

約数ペア:

[(1, 18542293), (7, 2648899), (11, 1685663), (77, 240809), (257, 72149), (937, 19789), (1799, 10307), (2827, 6559)]