18885136

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{1913}}^1$

素因数の和:2538

約数の個数: 20

約数和(自身を含む): 36668412

約数和(自身を除く): 17783276

約数列:

[1, 2, 4, 8, 16, 617, 1234, 1913, 2468, 3826, 4936, 7652, 9872, 15304, 30608, 1180321, 2360642, 4721284, 9442568, 18885136]

約数ペア:

[(1, 18885136), (2, 9442568), (4, 4721284), (8, 2360642), (16, 1180321), (617, 30608), (1234, 15304), (1913, 9872), (2468, 7652), (3826, 4936)]