18718136

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{4423}}^1$

素因数の和:4475

約数の個数: 24

約数和(自身を含む): 36697080

約数和(自身を除く): 17978944

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 529, 1058, 2116, 4232, 4423, 8846, 17692, 35384, 101729, 203458, 406916, 813832, 2339767, 4679534, 9359068, 18718136]

約数ペア:

[(1, 18718136), (2, 9359068), (4, 4679534), (8, 2339767), (23, 813832), (46, 406916), (92, 203458), (184, 101729), (529, 35384), (1058, 17692), (2116, 8846), (4232, 4423)]