18156568

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{977}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 35912160

約数和(自身を除く): 17755592

約数列:

[1, 2, 4, 8, 23, 46, 92, 101, 184, 202, 404, 808, 977, 1954, 2323, 3908, 4646, 7816, 9292, 18584, 22471, 44942, 89884, 98677, 179768, 197354, 394708, 789416, 2269571, 4539142, 9078284, 18156568]

約数ペア:

[(1, 18156568), (2, 9078284), (4, 4539142), (8, 2269571), (23, 789416), (46, 394708), (92, 197354), (101, 179768), (184, 98677), (202, 89884), (404, 44942), (808, 22471), (977, 18584), (1954, 9292), (2323, 7816), (3908, 4646)]